219024455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1489}}^1$

素因数の和:1611

約数の個数: 32

約数和(自身を含む): 296378880

約数和(自身を除く): 77354425

約数列:

[1, 5, 13, 31, 65, 73, 155, 365, 403, 949, 1489, 2015, 2263, 4745, 7445, 11315, 19357, 29419, 46159, 96785, 108697, 147095, 230795, 543485, 600067, 1413061, 3000335, 3369607, 7065305, 16848035, 43804891, 219024455]

約数ペア:

[(1, 219024455), (5, 43804891), (13, 16848035), (31, 7065305), (65, 3369607), (73, 3000335), (155, 1413061), (365, 600067), (403, 543485), (949, 230795), (1489, 147095), (2015, 108697), (2263, 96785), (4745, 46159), (7445, 29419), (11315, 19357)]