213203998

素因数分解:

$2^1\times 7^4\times {\mathrm{29}}^1\times {\mathrm{1531}}^1$

素因数の和:1590

約数の個数: 40

約数和(自身を含む): 386201880

約数和(自身を除く): 172997882

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 343, 406, 686, 1421, 1531, 2401, 2842, 3062, 4802, 9947, 10717, 19894, 21434, 44399, 69629, 75019, 88798, 139258, 150038, 310793, 525133, 621586, 1050266, 2175551, 3675931, 4351102, 7351862, 15228857, 30457714, 106601999, 213203998]

約数ペア:

[(1, 213203998), (2, 106601999), (7, 30457714), (14, 15228857), (29, 7351862), (49, 4351102), (58, 3675931), (98, 2175551), (203, 1050266), (343, 621586), (406, 525133), (686, 310793), (1421, 150038), (1531, 139258), (2401, 88798), (2842, 75019), (3062, 69629), (4802, 44399), (9947, 21434), (10717, 19894)]