207917388

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{101}}^1\times {\mathrm{389}}^1$

素因数の和:517

約数の個数: 144

約数和(自身を含む): 634888800

約数和(自身を除く): 426971412

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 101, 108, 126, 147, 189, 196, 202, 252, 294, 303, 378, 389, 404, 441, 588, 606, 707, 756, 778, 882, 909, 1167, 1212, 1323, 1414, 1556, 1764, 1818, 2121, 2334, 2646, 2723, 2727, 2828, 3501, 3636, 4242, 4668, 4949, 5292, 5446, 5454, 6363, 7002, 8169, 8484, 9898, 10503, 10892, 10908, 12726, 14004, 14847, 16338, 19061, 19089, 19796, 21006, 24507, 25452, 29694, 32676, 38122, 38178, 39289, 42012, 44541, 49014, 57183, 59388, 73521, 76244, 76356, 78578, 89082, 98028, 114366, 117867, 133623, 147042, 157156, 171549, 178164, 228732, 235734, 267246, 275023, 294084, 343098, 353601, 471468, 514647, 534492, 550046, 686196, 707202, 825069, 1029294, 1060803, 1100092, 1414404, 1650138, 1925161, 2058588, 2121606, 2475207, 3300276, 3850322, 4243212, 4950414, 5775483, 7425621, 7700644, 9900828, 11550966, 14851242, 17326449, 23101932, 29702484, 34652898, 51979347, 69305796, 103958694, 207917388]

約数ペア:

[(1, 207917388), (2, 103958694), (3, 69305796), (4, 51979347), (6, 34652898), (7, 29702484), (9, 23101932), (12, 17326449), (14, 14851242), (18, 11550966), (21, 9900828), (27, 7700644), (28, 7425621), (36, 5775483), (42, 4950414), (49, 4243212), (54, 3850322), (63, 3300276), (84, 2475207), (98, 2121606), (101, 2058588), (108, 1925161), (126, 1650138), (147, 1414404), (189, 1100092), (196, 1060803), (202, 1029294), (252, 825069), (294, 707202), (303, 686196), (378, 550046), (389, 534492), (404, 514647), (441, 471468), (588, 353601), (606, 343098), (707, 294084), (756, 275023), (778, 267246), (882, 235734), (909, 228732), (1167, 178164), (1212, 171549), (1323, 157156), (1414, 147042), (1556, 133623), (1764, 117867), (1818, 114366), (2121, 98028), (2334, 89082), (2646, 78578), (2723, 76356), (2727, 76244), (2828, 73521), (3501, 59388), (3636, 57183), (4242, 49014), (4668, 44541), (4949, 42012), (5292, 39289), (5446, 38178), (5454, 38122), (6363, 32676), (7002, 29694), (8169, 25452), (8484, 24507), (9898, 21006), (10503, 19796), (10892, 19089), (10908, 19061), (12726, 16338), (14004, 14847)]