1297138129

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{821}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 1579818240

約数和(自身を除く): 282680111

約数列:

[1, 7, 29, 43, 181, 203, 301, 821, 1247, 1267, 5249, 5747, 7783, 8729, 23809, 35303, 36743, 54481, 148601, 166663, 225707, 247121, 1023787, 1040207, 1579949, 4309429, 6389843, 7166509, 30166003, 44728901, 185305447, 1297138129]

約数ペア:

[(1, 1297138129), (7, 185305447), (29, 44728901), (43, 30166003), (181, 7166509), (203, 6389843), (301, 4309429), (821, 1579949), (1247, 1040207), (1267, 1023787), (5249, 247121), (5747, 225707), (7783, 166663), (8729, 148601), (23809, 54481), (35303, 36743)]