221009976

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{773}}^1$

素因数の和:834

約数の個数: 144

約数和(自身を含む): 690051960

約数和(自身を除く): 469041984

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 19, 22, 24, 33, 36, 38, 44, 57, 66, 72, 76, 88, 99, 114, 132, 152, 171, 198, 209, 228, 264, 342, 361, 396, 418, 456, 627, 684, 722, 773, 792, 836, 1083, 1254, 1368, 1444, 1546, 1672, 1881, 2166, 2319, 2508, 2888, 3092, 3249, 3762, 3971, 4332, 4638, 5016, 6184, 6498, 6957, 7524, 7942, 8503, 8664, 9276, 11913, 12996, 13914, 14687, 15048, 15884, 17006, 18552, 23826, 25509, 25992, 27828, 29374, 31768, 34012, 35739, 44061, 47652, 51018, 55656, 58748, 68024, 71478, 76527, 88122, 95304, 102036, 117496, 132183, 142956, 153054, 161557, 176244, 204072, 264366, 279053, 285912, 306108, 323114, 352488, 484671, 528732, 558106, 612216, 646228, 837159, 969342, 1057464, 1116212, 1292456, 1454013, 1674318, 1938684, 2232424, 2511477, 2908026, 3069583, 3348636, 3877368, 5022954, 5816052, 6139166, 6697272, 9208749, 10045908, 11632104, 12278332, 18417498, 20091816, 24556664, 27626247, 36834996, 55252494, 73669992, 110504988, 221009976]

約数ペア:

[(1, 221009976), (2, 110504988), (3, 73669992), (4, 55252494), (6, 36834996), (8, 27626247), (9, 24556664), (11, 20091816), (12, 18417498), (18, 12278332), (19, 11632104), (22, 10045908), (24, 9208749), (33, 6697272), (36, 6139166), (38, 5816052), (44, 5022954), (57, 3877368), (66, 3348636), (72, 3069583), (76, 2908026), (88, 2511477), (99, 2232424), (114, 1938684), (132, 1674318), (152, 1454013), (171, 1292456), (198, 1116212), (209, 1057464), (228, 969342), (264, 837159), (342, 646228), (361, 612216), (396, 558106), (418, 528732), (456, 484671), (627, 352488), (684, 323114), (722, 306108), (773, 285912), (792, 279053), (836, 264366), (1083, 204072), (1254, 176244), (1368, 161557), (1444, 153054), (1546, 142956), (1672, 132183), (1881, 117496), (2166, 102036), (2319, 95304), (2508, 88122), (2888, 76527), (3092, 71478), (3249, 68024), (3762, 58748), (3971, 55656), (4332, 51018), (4638, 47652), (5016, 44061), (6184, 35739), (6498, 34012), (6957, 31768), (7524, 29374), (7942, 27828), (8503, 25992), (8664, 25509), (9276, 23826), (11913, 18552), (12996, 17006), (13914, 15884), (14687, 15048)]