207838631

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{523}}^1$

素因数の和:951

約数の個数: 32

約数和(自身を含む): 280293888

約数和(自身を除く): 72455257

約数列:

[1, 7, 11, 13, 77, 91, 143, 397, 523, 1001, 2779, 3661, 4367, 5161, 5753, 6799, 30569, 36127, 40271, 47593, 56771, 74789, 207631, 397397, 523523, 1453417, 2283941, 2699203, 15987587, 18894421, 29691233, 207838631]

約数ペア:

[(1, 207838631), (7, 29691233), (11, 18894421), (13, 15987587), (77, 2699203), (91, 2283941), (143, 1453417), (397, 523523), (523, 397397), (1001, 207631), (2779, 74789), (3661, 56771), (4367, 47593), (5161, 40271), (5753, 36127), (6799, 30569)]