28275312

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{401}}^1$

素因数の和:538

約数の個数: 80

約数和(自身を含む): 79557408

約数和(自身を除く): 51282096

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 113, 156, 208, 226, 312, 339, 401, 452, 624, 678, 802, 904, 1203, 1356, 1469, 1604, 1808, 2406, 2712, 2938, 3208, 4407, 4812, 5213, 5424, 5876, 6416, 8814, 9624, 10426, 11752, 15639, 17628, 19248, 20852, 23504, 31278, 35256, 41704, 45313, 62556, 70512, 83408, 90626, 125112, 135939, 181252, 250224, 271878, 362504, 543756, 589069, 725008, 1087512, 1178138, 1767207, 2175024, 2356276, 3534414, 4712552, 7068828, 9425104, 14137656, 28275312]

約数ペア:

[(1, 28275312), (2, 14137656), (3, 9425104), (4, 7068828), (6, 4712552), (8, 3534414), (12, 2356276), (13, 2175024), (16, 1767207), (24, 1178138), (26, 1087512), (39, 725008), (48, 589069), (52, 543756), (78, 362504), (104, 271878), (113, 250224), (156, 181252), (208, 135939), (226, 125112), (312, 90626), (339, 83408), (401, 70512), (452, 62556), (624, 45313), (678, 41704), (802, 35256), (904, 31278), (1203, 23504), (1356, 20852), (1469, 19248), (1604, 17628), (1808, 15639), (2406, 11752), (2712, 10426), (2938, 9624), (3208, 8814), (4407, 6416), (4812, 5876), (5213, 5424)]