889121488

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{142123}}^1$

素因数の和:142171

約数の個数: 40

約数和(自身を含む): 1903324608

約数和(自身を除く): 1014203120

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 92, 136, 184, 272, 368, 391, 782, 1564, 3128, 6256, 142123, 284246, 568492, 1136984, 2273968, 2416091, 3268829, 4832182, 6537658, 9664364, 13075316, 19328728, 26150632, 38657456, 52301264, 55570093, 111140186, 222280372, 444560744, 889121488]

約数ペア:

[(1, 889121488), (2, 444560744), (4, 222280372), (8, 111140186), (16, 55570093), (17, 52301264), (23, 38657456), (34, 26150632), (46, 19328728), (68, 13075316), (92, 9664364), (136, 6537658), (184, 4832182), (272, 3268829), (368, 2416091), (391, 2273968), (782, 1136984), (1564, 568492), (3128, 284246), (6256, 142123)]