28213472

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:304

約数の個数: 96

約数和(自身を含む): 69672960

約数和(自身を除く): 41459488

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 32, 34, 56, 62, 68, 112, 119, 124, 136, 217, 224, 238, 239, 248, 272, 434, 476, 478, 496, 527, 544, 868, 952, 956, 992, 1054, 1673, 1736, 1904, 1912, 2108, 3346, 3472, 3689, 3808, 3824, 4063, 4216, 6692, 6944, 7378, 7409, 7648, 8126, 8432, 13384, 14756, 14818, 16252, 16864, 26768, 28441, 29512, 29636, 32504, 51863, 53536, 56882, 59024, 59272, 65008, 103726, 113764, 118048, 118544, 125953, 130016, 207452, 227528, 237088, 251906, 414904, 455056, 503812, 829808, 881671, 910112, 1007624, 1659616, 1763342, 2015248, 3526684, 4030496, 7053368, 14106736, 28213472]

約数ペア:

[(1, 28213472), (2, 14106736), (4, 7053368), (7, 4030496), (8, 3526684), (14, 2015248), (16, 1763342), (17, 1659616), (28, 1007624), (31, 910112), (32, 881671), (34, 829808), (56, 503812), (62, 455056), (68, 414904), (112, 251906), (119, 237088), (124, 227528), (136, 207452), (217, 130016), (224, 125953), (238, 118544), (239, 118048), (248, 113764), (272, 103726), (434, 65008), (476, 59272), (478, 59024), (496, 56882), (527, 53536), (544, 51863), (868, 32504), (952, 29636), (956, 29512), (992, 28441), (1054, 26768), (1673, 16864), (1736, 16252), (1904, 14818), (1912, 14756), (2108, 13384), (3346, 8432), (3472, 8126), (3689, 7648), (3808, 7409), (3824, 7378), (4063, 6944), (4216, 6692)]