15496745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 21427200

約数和(自身を除く): 5930455

約数列:

[1, 5, 11, 31, 55, 61, 149, 155, 305, 341, 671, 745, 1639, 1705, 1891, 3355, 4619, 8195, 9089, 9455, 20801, 23095, 45445, 50809, 99979, 104005, 254045, 281759, 499895, 1408795, 3099349, 15496745]

約数ペア:

[(1, 15496745), (5, 3099349), (11, 1408795), (31, 499895), (55, 281759), (61, 254045), (149, 104005), (155, 99979), (305, 50809), (341, 45445), (671, 23095), (745, 20801), (1639, 9455), (1705, 9089), (1891, 8195), (3355, 4619)]