2013915

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 32

約数和(自身を含む): 3428352

約数和(自身を除く): 1414437

約数列:

[1, 3, 5, 15, 31, 61, 71, 93, 155, 183, 213, 305, 355, 465, 915, 1065, 1891, 2201, 4331, 5673, 6603, 9455, 11005, 12993, 21655, 28365, 33015, 64965, 134261, 402783, 671305, 2013915]

約数ペア:

[(1, 2013915), (3, 671305), (5, 402783), (15, 134261), (31, 64965), (61, 33015), (71, 28365), (93, 21655), (155, 12993), (183, 11005), (213, 9455), (305, 6603), (355, 5673), (465, 4331), (915, 2201), (1065, 1891)]