207974988

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1231}}^1$

素因数の和:1292

約数の個数: 108

約数和(自身を含む): 598005408

約数和(自身を除く): 390030420

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 361, 468, 494, 684, 722, 741, 988, 1083, 1231, 1444, 1482, 2166, 2223, 2462, 2964, 3249, 3693, 4332, 4446, 4693, 4924, 6498, 7386, 8892, 9386, 11079, 12996, 14079, 14772, 16003, 18772, 22158, 23389, 28158, 32006, 42237, 44316, 46778, 48009, 56316, 64012, 70167, 84474, 93556, 96018, 140334, 144027, 168948, 192036, 210501, 280668, 288054, 304057, 421002, 444391, 576108, 608114, 842004, 888782, 912171, 1216228, 1333173, 1777564, 1824342, 2666346, 2736513, 3648684, 3999519, 5332692, 5473026, 5777083, 7999038, 10946052, 11554166, 15998076, 17331249, 23108332, 34662498, 51993747, 69324996, 103987494, 207974988]

約数ペア:

[(1, 207974988), (2, 103987494), (3, 69324996), (4, 51993747), (6, 34662498), (9, 23108332), (12, 17331249), (13, 15998076), (18, 11554166), (19, 10946052), (26, 7999038), (36, 5777083), (38, 5473026), (39, 5332692), (52, 3999519), (57, 3648684), (76, 2736513), (78, 2666346), (114, 1824342), (117, 1777564), (156, 1333173), (171, 1216228), (228, 912171), (234, 888782), (247, 842004), (342, 608114), (361, 576108), (468, 444391), (494, 421002), (684, 304057), (722, 288054), (741, 280668), (988, 210501), (1083, 192036), (1231, 168948), (1444, 144027), (1482, 140334), (2166, 96018), (2223, 93556), (2462, 84474), (2964, 70167), (3249, 64012), (3693, 56316), (4332, 48009), (4446, 46778), (4693, 44316), (4924, 42237), (6498, 32006), (7386, 28158), (8892, 23389), (9386, 22158), (11079, 18772), (12996, 16003), (14079, 14772)]