68481894

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 154365120

約数和(自身を除く): 85883226

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 61, 74, 78, 111, 122, 183, 222, 366, 389, 481, 778, 793, 962, 1167, 1443, 1586, 2257, 2334, 2379, 2886, 4514, 4758, 5057, 6771, 10114, 13542, 14393, 15171, 23729, 28786, 29341, 30342, 43179, 47458, 58682, 71187, 86358, 88023, 142374, 176046, 187109, 308477, 374218, 561327, 616954, 877973, 925431, 1122654, 1755946, 1850862, 2633919, 5267838, 11413649, 22827298, 34240947, 68481894]

約数ペア:

[(1, 68481894), (2, 34240947), (3, 22827298), (6, 11413649), (13, 5267838), (26, 2633919), (37, 1850862), (39, 1755946), (61, 1122654), (74, 925431), (78, 877973), (111, 616954), (122, 561327), (183, 374218), (222, 308477), (366, 187109), (389, 176046), (481, 142374), (778, 88023), (793, 86358), (962, 71187), (1167, 58682), (1443, 47458), (1586, 43179), (2257, 30342), (2334, 29341), (2379, 28786), (2886, 23729), (4514, 15171), (4758, 14393), (5057, 13542), (6771, 10114)]