131471028

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{280921}}^1$

素因数の和:280944

約数の個数: 36

約数和(自身を含む): 357894628

約数和(自身を除く): 226423600

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 280921, 561842, 842763, 1123684, 1685526, 2528289, 3371052, 3651973, 5056578, 7303946, 10113156, 10955919, 14607892, 21911838, 32867757, 43823676, 65735514, 131471028]

約数ペア:

[(1, 131471028), (2, 65735514), (3, 43823676), (4, 32867757), (6, 21911838), (9, 14607892), (12, 10955919), (13, 10113156), (18, 7303946), (26, 5056578), (36, 3651973), (39, 3371052), (52, 2528289), (78, 1685526), (117, 1123684), (156, 842763), (234, 561842), (468, 280921)]