8333325

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:84

約数の個数: 144

約数和(自身を含む): 20582016

約数和(自身を除く): 12248691

約数列:

[1, 3, 5, 7, 9, 11, 13, 15, 21, 25, 33, 35, 37, 39, 45, 55, 63, 65, 75, 77, 91, 99, 105, 111, 117, 143, 165, 175, 185, 195, 225, 231, 259, 273, 275, 315, 325, 333, 385, 407, 429, 455, 481, 495, 525, 555, 585, 693, 715, 777, 819, 825, 925, 975, 1001, 1155, 1221, 1287, 1295, 1365, 1443, 1575, 1665, 1925, 2035, 2145, 2275, 2331, 2405, 2475, 2775, 2849, 2925, 3003, 3367, 3465, 3575, 3663, 3885, 4095, 4329, 5005, 5291, 5775, 6105, 6435, 6475, 6825, 7215, 8325, 8547, 9009, 10101, 10175, 10725, 11655, 12025, 14245, 15015, 15873, 16835, 17325, 18315, 19425, 20475, 21645, 25025, 25641, 26455, 30303, 30525, 32175, 36075, 37037, 42735, 45045, 47619, 50505, 58275, 71225, 75075, 79365, 84175, 91575, 108225, 111111, 128205, 132275, 151515, 185185, 213675, 225225, 238095, 252525, 333333, 396825, 555555, 641025, 757575, 925925, 1190475, 1666665, 2777775, 8333325]

約数ペア:

[(1, 8333325), (3, 2777775), (5, 1666665), (7, 1190475), (9, 925925), (11, 757575), (13, 641025), (15, 555555), (21, 396825), (25, 333333), (33, 252525), (35, 238095), (37, 225225), (39, 213675), (45, 185185), (55, 151515), (63, 132275), (65, 128205), (75, 111111), (77, 108225), (91, 91575), (99, 84175), (105, 79365), (111, 75075), (117, 71225), (143, 58275), (165, 50505), (175, 47619), (185, 45045), (195, 42735), (225, 37037), (231, 36075), (259, 32175), (273, 30525), (275, 30303), (315, 26455), (325, 25641), (333, 25025), (385, 21645), (407, 20475), (429, 19425), (455, 18315), (481, 17325), (495, 16835), (525, 15873), (555, 15015), (585, 14245), (693, 12025), (715, 11655), (777, 10725), (819, 10175), (825, 10101), (925, 9009), (975, 8547), (1001, 8325), (1155, 7215), (1221, 6825), (1287, 6475), (1295, 6435), (1365, 6105), (1443, 5775), (1575, 5291), (1665, 5005), (1925, 4329), (2035, 4095), (2145, 3885), (2275, 3663), (2331, 3575), (2405, 3465), (2475, 3367), (2775, 3003), (2849, 2925)]