54865590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{140681}}^1$

素因数の和:140704

約数の個数: 32

約数和(自身を含む): 141807456

約数和(自身を除く): 86941866

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 140681, 281362, 422043, 703405, 844086, 1406810, 1828853, 2110215, 3657706, 4220430, 5486559, 9144265, 10973118, 18288530, 27432795, 54865590]

約数ペア:

[(1, 54865590), (2, 27432795), (3, 18288530), (5, 10973118), (6, 9144265), (10, 5486559), (13, 4220430), (15, 3657706), (26, 2110215), (30, 1828853), (39, 1406810), (65, 844086), (78, 703405), (130, 422043), (195, 281362), (390, 140681)]