23281125

素因数分解:

$3^1\times 5^3\times 7^3\times {\mathrm{181}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 45427200

約数和(自身を除く): 22146075

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 125, 147, 175, 181, 245, 343, 375, 525, 543, 735, 875, 905, 1029, 1225, 1267, 1715, 2625, 2715, 3675, 3801, 4525, 5145, 6125, 6335, 8575, 8869, 13575, 18375, 19005, 22625, 25725, 26607, 31675, 42875, 44345, 62083, 67875, 95025, 128625, 133035, 158375, 186249, 221725, 310415, 475125, 665175, 931245, 1108625, 1552075, 3325875, 4656225, 7760375, 23281125]

約数ペア:

[(1, 23281125), (3, 7760375), (5, 4656225), (7, 3325875), (15, 1552075), (21, 1108625), (25, 931245), (35, 665175), (49, 475125), (75, 310415), (105, 221725), (125, 186249), (147, 158375), (175, 133035), (181, 128625), (245, 95025), (343, 67875), (375, 62083), (525, 44345), (543, 42875), (735, 31675), (875, 26607), (905, 25725), (1029, 22625), (1225, 19005), (1267, 18375), (1715, 13575), (2625, 8869), (2715, 8575), (3675, 6335), (3801, 6125), (4525, 5145)]