131705210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{144731}}^1$

素因数の和:144758

約数の個数: 32

約数和(自身を含む): 291779712

約数和(自身を除く): 160074502

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 144731, 289462, 723655, 1013117, 1447310, 1881503, 2026234, 3763006, 5065585, 9407515, 10131170, 13170521, 18815030, 26341042, 65852605, 131705210]

約数ペア:

[(1, 131705210), (2, 65852605), (5, 26341042), (7, 18815030), (10, 13170521), (13, 10131170), (14, 9407515), (26, 5065585), (35, 3763006), (65, 2026234), (70, 1881503), (91, 1447310), (130, 1013117), (182, 723655), (455, 289462), (910, 144731)]