27172761

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1489}}^1$

素因数の和:1589

約数の個数: 32

約数和(自身を含む): 45772800

約数和(自身を除く): 18600039

約数列:

[1, 3, 7, 11, 21, 33, 77, 79, 231, 237, 553, 869, 1489, 1659, 2607, 4467, 6083, 10423, 16379, 18249, 31269, 49137, 114653, 117631, 343959, 352893, 823417, 1293941, 2470251, 3881823, 9057587, 27172761]

約数ペア:

[(1, 27172761), (3, 9057587), (7, 3881823), (11, 2470251), (21, 1293941), (33, 823417), (77, 352893), (79, 343959), (231, 117631), (237, 114653), (553, 49137), (869, 31269), (1489, 18249), (1659, 16379), (2607, 10423), (4467, 6083)]