2155175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{461}}^1$

素因数の和:499

約数の個数: 24

約数和(自身を含む): 3093552

約数和(自身を除く): 938377

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 461, 935, 2305, 4675, 5071, 7837, 11525, 25355, 39185, 86207, 126775, 195925, 431035, 2155175]

約数ペア:

[(1, 2155175), (5, 431035), (11, 195925), (17, 126775), (25, 86207), (55, 39185), (85, 25355), (187, 11525), (275, 7837), (425, 5071), (461, 4675), (935, 2305)]