31053295

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 46287360

約数和(自身を除く): 15234065

約数列:

[1, 5, 7, 13, 35, 65, 91, 139, 455, 491, 695, 973, 1807, 2455, 3437, 4865, 6383, 9035, 12649, 17185, 31915, 44681, 63245, 68249, 223405, 341245, 477743, 887237, 2388715, 4436185, 6210659, 31053295]

約数ペア:

[(1, 31053295), (5, 6210659), (7, 4436185), (13, 2388715), (35, 887237), (65, 477743), (91, 341245), (139, 223405), (455, 68249), (491, 63245), (695, 44681), (973, 31915), (1807, 17185), (2455, 12649), (3437, 9035), (4865, 6383)]