18226425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{233}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 34819200

約数和(自身を除く): 16592775

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 149, 175, 233, 447, 525, 699, 745, 1043, 1165, 1631, 2235, 3129, 3495, 3725, 4893, 5215, 5825, 8155, 11175, 15645, 17475, 24465, 26075, 34717, 40775, 78225, 104151, 122325, 173585, 243019, 520755, 729057, 867925, 1215095, 2603775, 3645285, 6075475, 18226425]

約数ペア:

[(1, 18226425), (3, 6075475), (5, 3645285), (7, 2603775), (15, 1215095), (21, 867925), (25, 729057), (35, 520755), (75, 243019), (105, 173585), (149, 122325), (175, 104151), (233, 78225), (447, 40775), (525, 34717), (699, 26075), (745, 24465), (1043, 17475), (1165, 15645), (1631, 11175), (2235, 8155), (3129, 5825), (3495, 5215), (3725, 4893)]