15205428

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{20113}}^1$

素因数の和:20133

約数の個数: 48

約数和(自身を含む): 45055360

約数和(自身を除く): 29849932

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, 20113, 40226, 60339, 80452, 120678, 140791, 181017, 241356, 281582, 362034, 422373, 543051, 563164, 724068, 844746, 1086102, 1267119, 1689492, 2172204, 2534238, 3801357, 5068476, 7602714, 15205428]

約数ペア:

[(1, 15205428), (2, 7602714), (3, 5068476), (4, 3801357), (6, 2534238), (7, 2172204), (9, 1689492), (12, 1267119), (14, 1086102), (18, 844746), (21, 724068), (27, 563164), (28, 543051), (36, 422373), (42, 362034), (54, 281582), (63, 241356), (84, 181017), (108, 140791), (126, 120678), (189, 80452), (252, 60339), (378, 40226), (756, 20113)]