21270147375

素因数分解:

$3^1\times 5^3\times {\mathrm{353}}^1\times {\mathrm{160681}}^1$

素因数の和:161052

約数の個数: 32

約数和(自身を含む): 35494011072

約数和(自身を除く): 14223863697

約数列:

[1, 3, 5, 15, 25, 75, 125, 353, 375, 1059, 1765, 5295, 8825, 26475, 44125, 132375, 160681, 482043, 803405, 2410215, 4017025, 12051075, 20085125, 56720393, 60255375, 170161179, 283601965, 850805895, 1418009825, 4254029475, 7090049125, 21270147375]

約数ペア:

[(1, 21270147375), (3, 7090049125), (5, 4254029475), (15, 1418009825), (25, 850805895), (75, 283601965), (125, 170161179), (353, 60255375), (375, 56720393), (1059, 20085125), (1765, 12051075), (5295, 4017025), (8825, 2410215), (26475, 803405), (44125, 482043), (132375, 160681)]