128858632

素因数分解:

$2^3\times 7^2\times {\mathrm{328721}}^1$

素因数の和:328741

約数の個数: 24

約数和(自身を含む): 281057310

約数和(自身を除く): 152198678

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 328721, 657442, 1314884, 2301047, 2629768, 4602094, 9204188, 16107329, 18408376, 32214658, 64429316, 128858632]

約数ペア:

[(1, 128858632), (2, 64429316), (4, 32214658), (7, 18408376), (8, 16107329), (14, 9204188), (28, 4602094), (49, 2629768), (56, 2301047), (98, 1314884), (196, 657442), (392, 328721)]