179987886

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{256393}}^1$

素因数の和:256417

約数の個数: 32

約数和(自身を含む): 430741920

約数和(自身を除く): 250754034

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 256393, 512786, 769179, 1538358, 2307537, 3333109, 4615074, 6666218, 6922611, 9999327, 13845222, 19998654, 29997981, 59995962, 89993943, 179987886]

約数ペア:

[(1, 179987886), (2, 89993943), (3, 59995962), (6, 29997981), (9, 19998654), (13, 13845222), (18, 9999327), (26, 6922611), (27, 6666218), (39, 4615074), (54, 3333109), (78, 2307537), (117, 1538358), (234, 769179), (351, 512786), (702, 256393)]