28740218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{811}}^1$

素因数の和:902

約数の個数: 32

約数和(自身を含む): 49109760

約数和(自身を除く): 20369542

約数列:

[1, 2, 13, 26, 29, 47, 58, 94, 377, 611, 754, 811, 1222, 1363, 1622, 2726, 10543, 17719, 21086, 23519, 35438, 38117, 47038, 76234, 305747, 495521, 611494, 991042, 1105393, 2210786, 14370109, 28740218]

約数ペア:

[(1, 28740218), (2, 14370109), (13, 2210786), (26, 1105393), (29, 991042), (47, 611494), (58, 495521), (94, 305747), (377, 76234), (611, 47038), (754, 38117), (811, 35438), (1222, 23519), (1363, 21086), (1622, 17719), (2726, 10543)]