65561704

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{33179}}^1$

素因数の和:33217

約数の個数: 32

約数和(自身を含む): 139356000

約数和(自身を除く): 73794296

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 33179, 66358, 132716, 265432, 431327, 630401, 862654, 1260802, 1725308, 2521604, 3450616, 5043208, 8195213, 16390426, 32780852, 65561704]

約数ペア:

[(1, 65561704), (2, 32780852), (4, 16390426), (8, 8195213), (13, 5043208), (19, 3450616), (26, 2521604), (38, 1725308), (52, 1260802), (76, 862654), (104, 630401), (152, 431327), (247, 265432), (494, 132716), (988, 66358), (1976, 33179)]