291213890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{9769}}^1$

素因数の和:10058

約数の個数: 32

約数和(自身を含む): 574007040

約数和(自身を除く): 282793150

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 271, 542, 1355, 2710, 2981, 5962, 9769, 14905, 19538, 29810, 48845, 97690, 107459, 214918, 537295, 1074590, 2647399, 5294798, 13236995, 26473990, 29121389, 58242778, 145606945, 291213890]

約数ペア:

[(1, 291213890), (2, 145606945), (5, 58242778), (10, 29121389), (11, 26473990), (22, 13236995), (55, 5294798), (110, 2647399), (271, 1074590), (542, 537295), (1355, 214918), (2710, 107459), (2981, 97690), (5962, 48845), (9769, 29810), (14905, 19538)]