420709224

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1348427}}^1$

素因数の和:1348449

約数の個数: 32

約数和(自身を含む): 1132679520

約数和(自身を除く): 711970296

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1348427, 2696854, 4045281, 5393708, 8090562, 10787416, 16181124, 17529551, 32362248, 35059102, 52588653, 70118204, 105177306, 140236408, 210354612, 420709224]

約数ペア:

[(1, 420709224), (2, 210354612), (3, 140236408), (4, 105177306), (6, 70118204), (8, 52588653), (12, 35059102), (13, 32362248), (24, 17529551), (26, 16181124), (39, 10787416), (52, 8090562), (78, 5393708), (104, 4045281), (156, 2696854), (312, 1348427)]