201564495

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{1409}}^1$

素因数の和:1465

約数の個数: 72

約数和(自身を含む): 405166320

約数和(自身を除く): 203601825

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 153, 165, 187, 255, 289, 495, 561, 765, 867, 935, 1409, 1445, 1683, 2601, 2805, 3179, 4227, 4335, 7045, 8415, 9537, 12681, 13005, 15499, 15895, 21135, 23953, 28611, 46497, 47685, 63405, 71859, 77495, 119765, 139491, 143055, 215577, 232485, 263483, 359295, 407201, 697455, 790449, 1077885, 1221603, 1317415, 2036005, 2371347, 3664809, 3952245, 4479211, 6108015, 11856735, 13437633, 18324045, 22396055, 40312899, 67188165, 201564495]

約数ペア:

[(1, 201564495), (3, 67188165), (5, 40312899), (9, 22396055), (11, 18324045), (15, 13437633), (17, 11856735), (33, 6108015), (45, 4479211), (51, 3952245), (55, 3664809), (85, 2371347), (99, 2036005), (153, 1317415), (165, 1221603), (187, 1077885), (255, 790449), (289, 697455), (495, 407201), (561, 359295), (765, 263483), (867, 232485), (935, 215577), (1409, 143055), (1445, 139491), (1683, 119765), (2601, 77495), (2805, 71859), (3179, 63405), (4227, 47685), (4335, 46497), (7045, 28611), (8415, 23953), (9537, 21135), (12681, 15895), (13005, 15499)]