28318668

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2833}}^1$

素因数の和:2871

約数の個数: 72

約数和(自身を含む): 81415152

約数和(自身を除く): 53096484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 49, 51, 68, 84, 98, 102, 119, 147, 196, 204, 238, 294, 357, 476, 588, 714, 833, 1428, 1666, 2499, 2833, 3332, 4998, 5666, 8499, 9996, 11332, 16998, 19831, 33996, 39662, 48161, 59493, 79324, 96322, 118986, 138817, 144483, 192644, 237972, 277634, 288966, 337127, 416451, 555268, 577932, 674254, 832902, 1011381, 1348508, 1665804, 2022762, 2359889, 4045524, 4719778, 7079667, 9439556, 14159334, 28318668]

約数ペア:

[(1, 28318668), (2, 14159334), (3, 9439556), (4, 7079667), (6, 4719778), (7, 4045524), (12, 2359889), (14, 2022762), (17, 1665804), (21, 1348508), (28, 1011381), (34, 832902), (42, 674254), (49, 577932), (51, 555268), (68, 416451), (84, 337127), (98, 288966), (102, 277634), (119, 237972), (147, 192644), (196, 144483), (204, 138817), (238, 118986), (294, 96322), (357, 79324), (476, 59493), (588, 48161), (714, 39662), (833, 33996), (1428, 19831), (1666, 16998), (2499, 11332), (2833, 9996), (3332, 8499), (4998, 5666)]