202149837

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{457}}^1$

素因数の和:639

約数の個数: 40

約数和(自身を含む): 312114176

約数和(自身を除く): 109964339

約数列:

[1, 3, 9, 27, 43, 81, 127, 129, 381, 387, 457, 1143, 1161, 1371, 3429, 3483, 4113, 5461, 10287, 12339, 16383, 19651, 37017, 49149, 58039, 58953, 147447, 174117, 176859, 442341, 522351, 530577, 1567053, 1591731, 2495677, 4701159, 7487031, 22461093, 67383279, 202149837]

約数ペア:

[(1, 202149837), (3, 67383279), (9, 22461093), (27, 7487031), (43, 4701159), (81, 2495677), (127, 1591731), (129, 1567053), (381, 530577), (387, 522351), (457, 442341), (1143, 176859), (1161, 174117), (1371, 147447), (3429, 58953), (3483, 58039), (4113, 49149), (5461, 37017), (10287, 19651), (12339, 16383)]