71257784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{1217}}^1$

素因数の和:1799

約数の個数: 32

約数和(自身を含む): 144259920

約数和(自身を除く): 73002136

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 563, 1126, 1217, 2252, 2434, 4504, 4868, 7319, 9736, 14638, 15821, 29276, 31642, 58552, 63284, 126568, 685171, 1370342, 2740684, 5481368, 8907223, 17814446, 35628892, 71257784]

約数ペア:

[(1, 71257784), (2, 35628892), (4, 17814446), (8, 8907223), (13, 5481368), (26, 2740684), (52, 1370342), (104, 685171), (563, 126568), (1126, 63284), (1217, 58552), (2252, 31642), (2434, 29276), (4504, 15821), (4868, 14638), (7319, 9736)]