421508556

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{557551}}^1$

素因数の和:557571

約数の個数: 48

約数和(自身を含む): 1248916480

約数和(自身を除く): 827407924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 557551, 1115102, 1672653, 2230204, 3345306, 3902857, 5017959, 6690612, 7805714, 10035918, 11708571, 15053877, 15611428, 20071836, 23417142, 30107754, 35125713, 46834284, 60215508, 70251426, 105377139, 140502852, 210754278, 421508556]

約数ペア:

[(1, 421508556), (2, 210754278), (3, 140502852), (4, 105377139), (6, 70251426), (7, 60215508), (9, 46834284), (12, 35125713), (14, 30107754), (18, 23417142), (21, 20071836), (27, 15611428), (28, 15053877), (36, 11708571), (42, 10035918), (54, 7805714), (63, 6690612), (84, 5017959), (108, 3902857), (126, 3345306), (189, 2230204), (252, 1672653), (378, 1115102), (756, 557551)]