81656463

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{577}}^1$

素因数の和:903

約数の個数: 32

約数和(自身を含む): 130507776

約数和(自身を除く): 48851313

約数列:

[1, 3, 7, 21, 23, 69, 161, 293, 483, 577, 879, 1731, 2051, 4039, 6153, 6739, 12117, 13271, 20217, 39813, 47173, 92897, 141519, 169061, 278691, 507183, 1183427, 3550281, 3888403, 11665209, 27218821, 81656463]

約数ペア:

[(1, 81656463), (3, 27218821), (7, 11665209), (21, 3888403), (23, 3550281), (69, 1183427), (161, 507183), (293, 278691), (483, 169061), (577, 141519), (879, 92897), (1731, 47173), (2051, 39813), (4039, 20217), (6153, 13271), (6739, 12117)]