654435730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{162391}}^1$

素因数の和:162442

約数の個数: 32

約数和(自身を含む): 1309529088

約数和(自身を除く): 655093358

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 162391, 324782, 811955, 1623910, 2111083, 4222166, 5034121, 10068242, 10555415, 21110830, 25170605, 50341210, 65443573, 130887146, 327217865, 654435730]

約数ペア:

[(1, 654435730), (2, 327217865), (5, 130887146), (10, 65443573), (13, 50341210), (26, 25170605), (31, 21110830), (62, 10555415), (65, 10068242), (130, 5034121), (155, 4222166), (310, 2111083), (403, 1623910), (806, 811955), (2015, 324782), (4030, 162391)]