291213517128

素因数分解:

$2^3\times 3^1\times {\mathrm{421}}^1\times {\mathrm{28821607}}^1$

素因数の和:28822037

約数の個数: 32

約数和(自身を含む): 729763114560

約数和(自身を除く): 438549597432

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 421, 842, 1263, 1684, 2526, 3368, 5052, 10104, 28821607, 57643214, 86464821, 115286428, 172929642, 230572856, 345859284, 691718568, 12133896547, 24267793094, 36401689641, 48535586188, 72803379282, 97071172376, 145606758564, 291213517128]

約数ペア:

[(1, 291213517128), (2, 145606758564), (3, 97071172376), (4, 72803379282), (6, 48535586188), (8, 36401689641), (12, 24267793094), (24, 12133896547), (421, 691718568), (842, 345859284), (1263, 230572856), (1684, 172929642), (2526, 115286428), (3368, 86464821), (5052, 57643214), (10104, 28821607)]