13624655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 18855936

約数和(自身を除く): 5231281

約数列:

[1, 5, 11, 31, 55, 61, 131, 155, 305, 341, 655, 671, 1441, 1705, 1891, 3355, 4061, 7205, 7991, 9455, 20305, 20801, 39955, 44671, 87901, 104005, 223355, 247721, 439505, 1238605, 2724931, 13624655]

約数ペア:

[(1, 13624655), (5, 2724931), (11, 1238605), (31, 439505), (55, 247721), (61, 223355), (131, 104005), (155, 87901), (305, 44671), (341, 39955), (655, 20801), (671, 20305), (1441, 9455), (1705, 7991), (1891, 7205), (3355, 4061)]