8938385690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{221083}}^1$

素因数の和:221414

約数の個数: 32

約数和(自身を含む): 17382508416

約数和(自身を除く): 8444122726

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 311, 622, 1555, 3110, 4043, 8086, 20215, 40430, 221083, 442166, 1105415, 2210830, 2874079, 5748158, 14370395, 28740790, 68756813, 137513626, 343784065, 687568130, 893838569, 1787677138, 4469192845, 8938385690]

約数ペア:

[(1, 8938385690), (2, 4469192845), (5, 1787677138), (10, 893838569), (13, 687568130), (26, 343784065), (65, 137513626), (130, 68756813), (311, 28740790), (622, 14370395), (1555, 5748158), (3110, 2874079), (4043, 2210830), (8086, 1105415), (20215, 442166), (40430, 221083)]