17980935

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9013}}^1$

素因数の和:9047

約数の個数: 32

約数和(自身を含む): 34613760

約数和(自身を除く): 16632825

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 9013, 27039, 45065, 63091, 135195, 171247, 189273, 315455, 513741, 856235, 946365, 1198729, 2568705, 3596187, 5993645, 17980935]

約数ペア:

[(1, 17980935), (3, 5993645), (5, 3596187), (7, 2568705), (15, 1198729), (19, 946365), (21, 856235), (35, 513741), (57, 315455), (95, 189273), (105, 171247), (133, 135195), (285, 63091), (399, 45065), (665, 27039), (1995, 9013)]