15975974

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 28588032

約数和(自身を除く): 12612058

約数列:

[1, 2, 7, 14, 31, 62, 131, 217, 262, 281, 434, 562, 917, 1834, 1967, 3934, 4061, 8122, 8711, 17422, 28427, 36811, 56854, 60977, 73622, 121954, 257677, 515354, 1141141, 2282282, 7987987, 15975974]

約数ペア:

[(1, 15975974), (2, 7987987), (7, 2282282), (14, 1141141), (31, 515354), (62, 257677), (131, 121954), (217, 73622), (262, 60977), (281, 56854), (434, 36811), (562, 28427), (917, 17422), (1834, 8711), (1967, 8122), (3934, 4061)]