28780796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{353}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 58877280

約数和(自身を除く): 30096484

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 109, 187, 218, 353, 374, 436, 706, 748, 1199, 1412, 1853, 2398, 3706, 3883, 4796, 6001, 7412, 7766, 12002, 15532, 20383, 24004, 38477, 40766, 66011, 76954, 81532, 132022, 153908, 264044, 423247, 654109, 846494, 1308218, 1692988, 2616436, 7195199, 14390398, 28780796]

約数ペア:

[(1, 28780796), (2, 14390398), (4, 7195199), (11, 2616436), (17, 1692988), (22, 1308218), (34, 846494), (44, 654109), (68, 423247), (109, 264044), (187, 153908), (218, 132022), (353, 81532), (374, 76954), (436, 66011), (706, 40766), (748, 38477), (1199, 24004), (1412, 20383), (1853, 15532), (2398, 12002), (3706, 7766), (3883, 7412), (4796, 6001)]