172909828

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{859}}^1$

素因数の和:969

約数の個数: 72

約数和(自身を含む): 384316800

約数和(自身を除く): 211406972

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 79, 91, 98, 158, 182, 196, 316, 364, 553, 637, 859, 1027, 1106, 1274, 1718, 2054, 2212, 2548, 3436, 3871, 4108, 6013, 7189, 7742, 11167, 12026, 14378, 15484, 22334, 24052, 28756, 42091, 44668, 50323, 67861, 78169, 84182, 100646, 135722, 156338, 168364, 201292, 271444, 312676, 475027, 547183, 882193, 950054, 1094366, 1764386, 1900108, 2188732, 3325189, 3528772, 6175351, 6650378, 12350702, 13300756, 24701404, 43227457, 86454914, 172909828]

約数ペア:

[(1, 172909828), (2, 86454914), (4, 43227457), (7, 24701404), (13, 13300756), (14, 12350702), (26, 6650378), (28, 6175351), (49, 3528772), (52, 3325189), (79, 2188732), (91, 1900108), (98, 1764386), (158, 1094366), (182, 950054), (196, 882193), (316, 547183), (364, 475027), (553, 312676), (637, 271444), (859, 201292), (1027, 168364), (1106, 156338), (1274, 135722), (1718, 100646), (2054, 84182), (2212, 78169), (2548, 67861), (3436, 50323), (3871, 44668), (4108, 42091), (6013, 28756), (7189, 24052), (7742, 22334), (11167, 15484), (12026, 14378)]