204929907

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 351983664

約数和(自身を除く): 147053757

約数列:

[1, 3, 7, 13, 21, 39, 49, 73, 91, 113, 147, 169, 219, 273, 339, 507, 511, 637, 791, 949, 1183, 1469, 1533, 1911, 2373, 2847, 3549, 3577, 4407, 5537, 6643, 8249, 8281, 10283, 10731, 12337, 16611, 19097, 19929, 24747, 24843, 30849, 37011, 46501, 57291, 57743, 71981, 86359, 107237, 133679, 139503, 173229, 215943, 259077, 321711, 401037, 404201, 604513, 750659, 935753, 1212603, 1394081, 1813539, 2251977, 2807259, 4182243, 5254613, 9758567, 15763839, 29275701, 68309969, 204929907]

約数ペア:

[(1, 204929907), (3, 68309969), (7, 29275701), (13, 15763839), (21, 9758567), (39, 5254613), (49, 4182243), (73, 2807259), (91, 2251977), (113, 1813539), (147, 1394081), (169, 1212603), (219, 935753), (273, 750659), (339, 604513), (507, 404201), (511, 401037), (637, 321711), (791, 259077), (949, 215943), (1183, 173229), (1469, 139503), (1533, 133679), (1911, 107237), (2373, 86359), (2847, 71981), (3549, 57743), (3577, 57291), (4407, 46501), (5537, 37011), (6643, 30849), (8249, 24843), (8281, 24747), (10283, 19929), (10731, 19097), (12337, 16611)]