18091125

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1237}}^1$

素因数の和:1271

約数の個数: 48

約数和(自身を含む): 35149296

約数和(自身を除く): 17058171

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 125, 195, 225, 325, 375, 585, 975, 1125, 1237, 1625, 2925, 3711, 4875, 6185, 11133, 14625, 16081, 18555, 30925, 48243, 55665, 80405, 92775, 144729, 154625, 241215, 278325, 402025, 463875, 723645, 1206075, 1391625, 2010125, 3618225, 6030375, 18091125]

約数ペア:

[(1, 18091125), (3, 6030375), (5, 3618225), (9, 2010125), (13, 1391625), (15, 1206075), (25, 723645), (39, 463875), (45, 402025), (65, 278325), (75, 241215), (117, 154625), (125, 144729), (195, 92775), (225, 80405), (325, 55665), (375, 48243), (585, 30925), (975, 18555), (1125, 16081), (1237, 14625), (1625, 11133), (2925, 6185), (3711, 4875)]