28779088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1667}}^1$

素因数の和:1771

約数の個数: 40

約数和(自身を含む): 60808608

約数和(自身を除く): 32029520

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 208, 332, 664, 1079, 1328, 1667, 2158, 3334, 4316, 6668, 8632, 13336, 17264, 21671, 26672, 43342, 86684, 138361, 173368, 276722, 346736, 553444, 1106888, 1798693, 2213776, 3597386, 7194772, 14389544, 28779088]

約数ペア:

[(1, 28779088), (2, 14389544), (4, 7194772), (8, 3597386), (13, 2213776), (16, 1798693), (26, 1106888), (52, 553444), (83, 346736), (104, 276722), (166, 173368), (208, 138361), (332, 86684), (664, 43342), (1079, 26672), (1328, 21671), (1667, 17264), (2158, 13336), (3334, 8632), (4316, 6668)]