66619228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{2459}}^1$

素因数の和:2997

約数の個数: 24

約数和(自身を含む): 125843760

約数和(自身を除く): 59224532

約数列:

[1, 2, 4, 13, 26, 52, 521, 1042, 2084, 2459, 4918, 6773, 9836, 13546, 27092, 31967, 63934, 127868, 1281139, 2562278, 5124556, 16654807, 33309614, 66619228]

約数ペア:

[(1, 66619228), (2, 33309614), (4, 16654807), (13, 5124556), (26, 2562278), (52, 1281139), (521, 127868), (1042, 63934), (2084, 31967), (2459, 27092), (4918, 13546), (6773, 9836)]