371520351

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{64601}}^1$

素因数の和:64684

約数の個数: 20

約数和(自身を含む): 562812624

約数和(自身を除く): 191292273

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 64601, 193803, 581409, 1744227, 4586671, 5232681, 13760013, 41280039, 123840117, 371520351]

約数ペア:

[(1, 371520351), (3, 123840117), (9, 41280039), (27, 13760013), (71, 5232681), (81, 4586671), (213, 1744227), (639, 581409), (1917, 193803), (5751, 64601)]