31731868

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 65818368

約数和(自身を除く): 34086500

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 131, 164, 211, 262, 287, 422, 524, 574, 844, 917, 1148, 1477, 1834, 2954, 3668, 5371, 5908, 8651, 10742, 17302, 21484, 27641, 34604, 37597, 55282, 60557, 75194, 110564, 121114, 150388, 193487, 242228, 386974, 773948, 1133281, 2266562, 4533124, 7932967, 15865934, 31731868]

約数ペア:

[(1, 31731868), (2, 15865934), (4, 7932967), (7, 4533124), (14, 2266562), (28, 1133281), (41, 773948), (82, 386974), (131, 242228), (164, 193487), (211, 150388), (262, 121114), (287, 110564), (422, 75194), (524, 60557), (574, 55282), (844, 37597), (917, 34604), (1148, 27641), (1477, 21484), (1834, 17302), (2954, 10742), (3668, 8651), (5371, 5908)]