71390844

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{40471}}^1$

素因数の和:40495

約数の個数: 54

約数和(自身を含む): 209928264

約数和(自身を除く): 138537420

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 40471, 80942, 121413, 161884, 242826, 283297, 364239, 485652, 566594, 728478, 849891, 1133188, 1456956, 1699782, 1983079, 2549673, 3399564, 3966158, 5099346, 5949237, 7932316, 10198692, 11898474, 17847711, 23796948, 35695422, 71390844]

約数ペア:

[(1, 71390844), (2, 35695422), (3, 23796948), (4, 17847711), (6, 11898474), (7, 10198692), (9, 7932316), (12, 5949237), (14, 5099346), (18, 3966158), (21, 3399564), (28, 2549673), (36, 1983079), (42, 1699782), (49, 1456956), (63, 1133188), (84, 849891), (98, 728478), (126, 566594), (147, 485652), (196, 364239), (252, 283297), (294, 242826), (441, 161884), (588, 121413), (882, 80942), (1764, 40471)]