87490916

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{4637}}^1$

素因数の和:4783

約数の個数: 24

約数和(自身を含む): 157784760

約数和(自身を除く): 70293844

約数列:

[1, 2, 4, 53, 89, 106, 178, 212, 356, 4637, 4717, 9274, 9434, 18548, 18868, 245761, 412693, 491522, 825386, 983044, 1650772, 21872729, 43745458, 87490916]

約数ペア:

[(1, 87490916), (2, 43745458), (4, 21872729), (53, 1650772), (89, 983044), (106, 825386), (178, 491522), (212, 412693), (356, 245761), (4637, 18868), (4717, 18548), (9274, 9434)]