28961268

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1193}}^1$

素因数の和:1241

約数の個数: 72

約数和(自身を含む): 82108992

約数和(自身を除く): 53147724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 289, 357, 476, 578, 714, 867, 1156, 1193, 1428, 1734, 2023, 2386, 3468, 3579, 4046, 4772, 6069, 7158, 8092, 8351, 12138, 14316, 16702, 20281, 24276, 25053, 33404, 40562, 50106, 60843, 81124, 100212, 121686, 141967, 243372, 283934, 344777, 425901, 567868, 689554, 851802, 1034331, 1379108, 1703604, 2068662, 2413439, 4137324, 4826878, 7240317, 9653756, 14480634, 28961268]

約数ペア:

[(1, 28961268), (2, 14480634), (3, 9653756), (4, 7240317), (6, 4826878), (7, 4137324), (12, 2413439), (14, 2068662), (17, 1703604), (21, 1379108), (28, 1034331), (34, 851802), (42, 689554), (51, 567868), (68, 425901), (84, 344777), (102, 283934), (119, 243372), (204, 141967), (238, 121686), (289, 100212), (357, 81124), (476, 60843), (578, 50106), (714, 40562), (867, 33404), (1156, 25053), (1193, 24276), (1428, 20281), (1734, 16702), (2023, 14316), (2386, 12138), (3468, 8351), (3579, 8092), (4046, 7158), (4772, 6069)]