212909716

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{173}}^1\times {\mathrm{3457}}^1$

素因数の和:3723

約数の個数: 24

約数和(自身を含む): 379065960

約数和(自身を除く): 166156244

約数列:

[1, 2, 4, 89, 173, 178, 346, 356, 692, 3457, 6914, 13828, 15397, 30794, 61588, 307673, 598061, 615346, 1196122, 1230692, 2392244, 53227429, 106454858, 212909716]

約数ペア:

[(1, 212909716), (2, 106454858), (4, 53227429), (89, 2392244), (173, 1230692), (178, 1196122), (346, 615346), (356, 598061), (692, 307673), (3457, 61588), (6914, 30794), (13828, 15397)]