28137252

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{863}}^1$

素因数の和:913

約数の個数: 96

約数和(自身を含む): 81285120

約数和(自身を除く): 53147868

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 19, 22, 26, 33, 38, 39, 44, 52, 57, 66, 76, 78, 114, 132, 143, 156, 209, 228, 247, 286, 418, 429, 494, 572, 627, 741, 836, 858, 863, 988, 1254, 1482, 1716, 1726, 2508, 2589, 2717, 2964, 3452, 5178, 5434, 8151, 9493, 10356, 10868, 11219, 16302, 16397, 18986, 22438, 28479, 32604, 32794, 33657, 37972, 44876, 49191, 56958, 65588, 67314, 98382, 113916, 123409, 134628, 180367, 196764, 213161, 246818, 360734, 370227, 426322, 493636, 541101, 639483, 721468, 740454, 852644, 1082202, 1278966, 1480908, 2164404, 2344771, 2557932, 4689542, 7034313, 9379084, 14068626, 28137252]

約数ペア:

[(1, 28137252), (2, 14068626), (3, 9379084), (4, 7034313), (6, 4689542), (11, 2557932), (12, 2344771), (13, 2164404), (19, 1480908), (22, 1278966), (26, 1082202), (33, 852644), (38, 740454), (39, 721468), (44, 639483), (52, 541101), (57, 493636), (66, 426322), (76, 370227), (78, 360734), (114, 246818), (132, 213161), (143, 196764), (156, 180367), (209, 134628), (228, 123409), (247, 113916), (286, 98382), (418, 67314), (429, 65588), (494, 56958), (572, 49191), (627, 44876), (741, 37972), (836, 33657), (858, 32794), (863, 32604), (988, 28479), (1254, 22438), (1482, 18986), (1716, 16397), (1726, 16302), (2508, 11219), (2589, 10868), (2717, 10356), (2964, 9493), (3452, 8151), (5178, 5434)]