27403005

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1621}}^1$

素因数の和:1666

約数の個数: 48

約数和(自身を含む): 53253504

約数和(自身を除く): 25850499

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 49, 69, 105, 115, 147, 161, 245, 345, 483, 735, 805, 1127, 1621, 2415, 3381, 4863, 5635, 8105, 11347, 16905, 24315, 34041, 37283, 56735, 79429, 111849, 170205, 186415, 238287, 260981, 397145, 559245, 782943, 1191435, 1304905, 1826867, 3914715, 5480601, 9134335, 27403005]

約数ペア:

[(1, 27403005), (3, 9134335), (5, 5480601), (7, 3914715), (15, 1826867), (21, 1304905), (23, 1191435), (35, 782943), (49, 559245), (69, 397145), (105, 260981), (115, 238287), (147, 186415), (161, 170205), (245, 111849), (345, 79429), (483, 56735), (735, 37283), (805, 34041), (1127, 24315), (1621, 16905), (2415, 11347), (3381, 8105), (4863, 5635)]