813566481

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{6521}}^1$

素因数の和:7001

約数の個数: 32

約数和(自身を含む): 1338210048

約数和(自身を除く): 524643567

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 457, 1371, 3199, 5941, 6521, 9597, 17823, 19563, 41587, 45647, 84773, 124761, 136941, 254319, 593411, 1780233, 2980097, 8940291, 20860679, 38741261, 62582037, 116223783, 271188827, 813566481]

約数ペア:

[(1, 813566481), (3, 271188827), (7, 116223783), (13, 62582037), (21, 38741261), (39, 20860679), (91, 8940291), (273, 2980097), (457, 1780233), (1371, 593411), (3199, 254319), (5941, 136941), (6521, 124761), (9597, 84773), (17823, 45647), (19563, 41587)]