248840475

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15013}}^1$

素因数の和:15056

約数の個数: 48

約数和(自身を含む): 469157472

約数和(自身を除く): 220316997

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 195, 221, 255, 325, 425, 663, 975, 1105, 1275, 3315, 5525, 15013, 16575, 45039, 75065, 195169, 225195, 255221, 375325, 585507, 765663, 975845, 1125975, 1276105, 2927535, 3317873, 3828315, 4879225, 6380525, 9953619, 14637675, 16589365, 19141575, 49768095, 82946825, 248840475]

約数ペア:

[(1, 248840475), (3, 82946825), (5, 49768095), (13, 19141575), (15, 16589365), (17, 14637675), (25, 9953619), (39, 6380525), (51, 4879225), (65, 3828315), (75, 3317873), (85, 2927535), (195, 1276105), (221, 1125975), (255, 975845), (325, 765663), (425, 585507), (663, 375325), (975, 255221), (1105, 225195), (1275, 195169), (3315, 75065), (5525, 45039), (15013, 16575)]