128567241

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 209252160

約数和(自身を除く): 80684919

約数列:

[1, 3, 9, 11, 33, 53, 99, 107, 159, 229, 321, 477, 583, 687, 963, 1177, 1749, 2061, 2519, 3531, 5247, 5671, 7557, 10593, 12137, 17013, 22671, 24503, 36411, 51039, 62381, 73509, 109233, 133507, 187143, 220527, 269533, 400521, 561429, 808599, 1201563, 1298659, 2425797, 3895977, 11687931, 14285249, 42855747, 128567241]

約数ペア:

[(1, 128567241), (3, 42855747), (9, 14285249), (11, 11687931), (33, 3895977), (53, 2425797), (99, 1298659), (107, 1201563), (159, 808599), (229, 561429), (321, 400521), (477, 269533), (583, 220527), (687, 187143), (963, 133507), (1177, 109233), (1749, 73509), (2061, 62381), (2519, 51039), (3531, 36411), (5247, 24503), (5671, 22671), (7557, 17013), (10593, 12137)]