18349725

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 32537600

約数和(自身を除く): 14187875

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 79, 95, 163, 237, 285, 395, 475, 489, 815, 1185, 1425, 1501, 1975, 2445, 3097, 4075, 4503, 5925, 7505, 9291, 12225, 12877, 15485, 22515, 37525, 38631, 46455, 64385, 77425, 112575, 193155, 232275, 244663, 321925, 733989, 965775, 1223315, 3669945, 6116575, 18349725]

約数ペア:

[(1, 18349725), (3, 6116575), (5, 3669945), (15, 1223315), (19, 965775), (25, 733989), (57, 321925), (75, 244663), (79, 232275), (95, 193155), (163, 112575), (237, 77425), (285, 64385), (395, 46455), (475, 38631), (489, 37525), (815, 22515), (1185, 15485), (1425, 12877), (1501, 12225), (1975, 9291), (2445, 7505), (3097, 5925), (4075, 4503)]