71491212

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{883}}^1$

素因数の和:1079

約数の個数: 72

約数和(自身を含む): 195961584

約数和(自身を除く): 124470372

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 173, 234, 346, 468, 519, 692, 883, 1038, 1557, 1766, 2076, 2249, 2649, 3114, 3532, 4498, 5298, 6228, 6747, 7947, 8996, 10596, 11479, 13494, 15894, 20241, 22958, 26988, 31788, 34437, 40482, 45916, 68874, 80964, 103311, 137748, 152759, 206622, 305518, 413244, 458277, 611036, 916554, 1374831, 1833108, 1985867, 2749662, 3971734, 5499324, 5957601, 7943468, 11915202, 17872803, 23830404, 35745606, 71491212]

約数ペア:

[(1, 71491212), (2, 35745606), (3, 23830404), (4, 17872803), (6, 11915202), (9, 7943468), (12, 5957601), (13, 5499324), (18, 3971734), (26, 2749662), (36, 1985867), (39, 1833108), (52, 1374831), (78, 916554), (117, 611036), (156, 458277), (173, 413244), (234, 305518), (346, 206622), (468, 152759), (519, 137748), (692, 103311), (883, 80964), (1038, 68874), (1557, 45916), (1766, 40482), (2076, 34437), (2249, 31788), (2649, 26988), (3114, 22958), (3532, 20241), (4498, 15894), (5298, 13494), (6228, 11479), (6747, 10596), (7947, 8996)]