12874672

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:397

約数の個数: 40

約数和(自身を含む): 26105472

約数和(自身を除く): 13230800

約数列:

[1, 2, 4, 8, 16, 31, 62, 101, 124, 202, 248, 257, 404, 496, 514, 808, 1028, 1616, 2056, 3131, 4112, 6262, 7967, 12524, 15934, 25048, 25957, 31868, 50096, 51914, 63736, 103828, 127472, 207656, 415312, 804667, 1609334, 3218668, 6437336, 12874672]

約数ペア:

[(1, 12874672), (2, 6437336), (4, 3218668), (8, 1609334), (16, 804667), (31, 415312), (62, 207656), (101, 127472), (124, 103828), (202, 63736), (248, 51914), (257, 50096), (404, 31868), (496, 25957), (514, 25048), (808, 15934), (1028, 12524), (1616, 7967), (2056, 6262), (3131, 4112)]