2157904175

素因数分解:

$5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{184043}}^1$

素因数の和:184127

約数の個数: 24

約数和(自身を含む): 3103718016

約数和(自身を除く): 945813841

約数列:

[1, 5, 7, 25, 35, 67, 175, 335, 469, 1675, 2345, 11725, 184043, 920215, 1288301, 4601075, 6441505, 12330881, 32207525, 61654405, 86316167, 308272025, 431580835, 2157904175]

約数ペア:

[(1, 2157904175), (5, 431580835), (7, 308272025), (25, 86316167), (35, 61654405), (67, 32207525), (175, 12330881), (335, 6441505), (469, 4601075), (1675, 1288301), (2345, 920215), (11725, 184043)]