401688

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{797}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 1244880

約数和(自身を除く): 843192

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 797, 1594, 2391, 3188, 4782, 5579, 6376, 7173, 9564, 11158, 14346, 16737, 19128, 22316, 28692, 33474, 44632, 50211, 57384, 66948, 100422, 133896, 200844, 401688]

約数ペア:

[(1, 401688), (2, 200844), (3, 133896), (4, 100422), (6, 66948), (7, 57384), (8, 50211), (9, 44632), (12, 33474), (14, 28692), (18, 22316), (21, 19128), (24, 16737), (28, 14346), (36, 11158), (42, 9564), (56, 7173), (63, 6376), (72, 5579), (84, 4782), (126, 3188), (168, 2391), (252, 1594), (504, 797)]