421640778

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1087}}^1\times {\mathrm{4973}}^1$

素因数の和:6078

約数の個数: 32

約数和(自身を含む): 909167616

約数和(自身を除く): 487526838

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1087, 2174, 3261, 4973, 6522, 9946, 14131, 14919, 28262, 29838, 42393, 64649, 84786, 129298, 193947, 387894, 5405651, 10811302, 16216953, 32433906, 70273463, 140546926, 210820389, 421640778]

約数ペア:

[(1, 421640778), (2, 210820389), (3, 140546926), (6, 70273463), (13, 32433906), (26, 16216953), (39, 10811302), (78, 5405651), (1087, 387894), (2174, 193947), (3261, 129298), (4973, 84786), (6522, 64649), (9946, 42393), (14131, 29838), (14919, 28262)]