201545757

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1\times {\mathrm{379}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 349040640

約数和(自身を除く): 147494883

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 367, 379, 483, 1101, 1137, 1449, 2569, 2653, 3303, 3411, 7707, 7959, 8441, 8717, 23121, 23877, 25323, 26151, 59087, 61019, 75969, 78453, 139093, 177261, 183057, 417279, 531783, 549171, 973651, 1251837, 2920953, 3199139, 8762859, 9597417, 22393973, 28792251, 67181919, 201545757]

約数ペア:

[(1, 201545757), (3, 67181919), (7, 28792251), (9, 22393973), (21, 9597417), (23, 8762859), (63, 3199139), (69, 2920953), (161, 1251837), (207, 973651), (367, 549171), (379, 531783), (483, 417279), (1101, 183057), (1137, 177261), (1449, 139093), (2569, 78453), (2653, 75969), (3303, 61019), (3411, 59087), (7707, 26151), (7959, 25323), (8441, 23877), (8717, 23121)]