161019724

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{617}}^1\times {\mathrm{1231}}^1$

素因数の和:1905

約数の個数: 24

約数和(自身を含む): 287800128

約数和(自身を除く): 126780404

約数列:

[1, 2, 4, 53, 106, 212, 617, 1231, 1234, 2462, 2468, 4924, 32701, 65243, 65402, 130486, 130804, 260972, 759527, 1519054, 3038108, 40254931, 80509862, 161019724]

約数ペア:

[(1, 161019724), (2, 80509862), (4, 40254931), (53, 3038108), (106, 1519054), (212, 759527), (617, 260972), (1231, 130804), (1234, 130486), (2462, 65402), (2468, 65243), (4924, 32701)]