200908799

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{311}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 257187840

約数和(自身を除く): 56279041

約数列:

[1, 7, 13, 31, 91, 217, 229, 311, 403, 1603, 2177, 2821, 2977, 4043, 7099, 9641, 20839, 28301, 49693, 67487, 71219, 92287, 125333, 498533, 646009, 877331, 925847, 2207789, 6480929, 15454523, 28701257, 200908799]

約数ペア:

[(1, 200908799), (7, 28701257), (13, 15454523), (31, 6480929), (91, 2207789), (217, 925847), (229, 877331), (311, 646009), (403, 498533), (1603, 125333), (2177, 92287), (2821, 71219), (2977, 67487), (4043, 49693), (7099, 28301), (9641, 20839)]