128571012

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5009}}^1$

素因数の和:5073

約数の個数: 72

約数和(自身を含む): 350138880

約数和(自身を除く): 221567868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 31, 36, 46, 62, 69, 92, 93, 124, 138, 186, 207, 276, 279, 372, 414, 558, 713, 828, 1116, 1426, 2139, 2852, 4278, 5009, 6417, 8556, 10018, 12834, 15027, 20036, 25668, 30054, 45081, 60108, 90162, 115207, 155279, 180324, 230414, 310558, 345621, 460828, 465837, 621116, 691242, 931674, 1036863, 1382484, 1397511, 1863348, 2073726, 2795022, 3571417, 4147452, 5590044, 7142834, 10714251, 14285668, 21428502, 32142753, 42857004, 64285506, 128571012]

約数ペア:

[(1, 128571012), (2, 64285506), (3, 42857004), (4, 32142753), (6, 21428502), (9, 14285668), (12, 10714251), (18, 7142834), (23, 5590044), (31, 4147452), (36, 3571417), (46, 2795022), (62, 2073726), (69, 1863348), (92, 1397511), (93, 1382484), (124, 1036863), (138, 931674), (186, 691242), (207, 621116), (276, 465837), (279, 460828), (372, 345621), (414, 310558), (558, 230414), (713, 180324), (828, 155279), (1116, 115207), (1426, 90162), (2139, 60108), (2852, 45081), (4278, 30054), (5009, 25668), (6417, 20036), (8556, 15027), (10018, 12834)]