1285181586

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{6961}}^1$

素因数の和:7248

約数の個数: 64

約数和(自身を含む): 3087786240

約数和(自身を除く): 1802604654

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 263, 351, 526, 702, 789, 1578, 2367, 3419, 4734, 6838, 6961, 7101, 10257, 13922, 14202, 20514, 20883, 30771, 41766, 61542, 62649, 90493, 92313, 125298, 180986, 184626, 187947, 271479, 375894, 542958, 814437, 1628874, 1830743, 2443311, 3661486, 4886622, 5492229, 10984458, 16476687, 23799659, 32953374, 47599318, 49430061, 71398977, 98860122, 142797954, 214196931, 428393862, 642590793, 1285181586]

約数ペア:

[(1, 1285181586), (2, 642590793), (3, 428393862), (6, 214196931), (9, 142797954), (13, 98860122), (18, 71398977), (26, 49430061), (27, 47599318), (39, 32953374), (54, 23799659), (78, 16476687), (117, 10984458), (234, 5492229), (263, 4886622), (351, 3661486), (526, 2443311), (702, 1830743), (789, 1628874), (1578, 814437), (2367, 542958), (3419, 375894), (4734, 271479), (6838, 187947), (6961, 184626), (7101, 180986), (10257, 125298), (13922, 92313), (14202, 90493), (20514, 62649), (20883, 61542), (30771, 41766)]