9981256

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{241}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 19514880

約数和(自身を除く): 9533624

約数列:

[1, 2, 4, 8, 31, 62, 124, 167, 241, 248, 334, 482, 668, 964, 1336, 1928, 5177, 7471, 10354, 14942, 20708, 29884, 40247, 41416, 59768, 80494, 160988, 321976, 1247657, 2495314, 4990628, 9981256]

約数ペア:

[(1, 9981256), (2, 4990628), (4, 2495314), (8, 1247657), (31, 321976), (62, 160988), (124, 80494), (167, 59768), (241, 41416), (248, 40247), (334, 29884), (482, 20708), (668, 14942), (964, 10354), (1336, 7471), (1928, 5177)]