18056325

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 34489856

約数和(自身を除く): 16433531

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 163, 175, 211, 489, 525, 633, 815, 1055, 1141, 1477, 2445, 3165, 3423, 4075, 4431, 5275, 5705, 7385, 12225, 15825, 17115, 22155, 28525, 34393, 36925, 85575, 103179, 110775, 171965, 240751, 515895, 722253, 859825, 1203755, 2579475, 3611265, 6018775, 18056325]

約数ペア:

[(1, 18056325), (3, 6018775), (5, 3611265), (7, 2579475), (15, 1203755), (21, 859825), (25, 722253), (35, 515895), (75, 240751), (105, 171965), (163, 110775), (175, 103179), (211, 85575), (489, 36925), (525, 34393), (633, 28525), (815, 22155), (1055, 17115), (1141, 15825), (1477, 12225), (2445, 7385), (3165, 5705), (3423, 5275), (4075, 4431)]