291278916

素因数分解:

$2^2\times 3^4\times {\mathrm{899009}}^1$

素因数の和:899025

約数の個数: 30

約数和(自身を含む): 761461470

約数和(自身を除く): 470182554

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 899009, 1798018, 2697027, 3596036, 5394054, 8091081, 10788108, 16182162, 24273243, 32364324, 48546486, 72819729, 97092972, 145639458, 291278916]

約数ペア:

[(1, 291278916), (2, 145639458), (3, 97092972), (4, 72819729), (6, 48546486), (9, 32364324), (12, 24273243), (18, 16182162), (27, 10788108), (36, 8091081), (54, 5394054), (81, 3596036), (108, 2697027), (162, 1798018), (324, 899009)]