290486872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{121441}}^1$

素因数の和:121483

約数の個数: 32

約数和(自身を含む): 612067680

約数和(自身を除く): 321580808

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 121441, 242882, 485764, 971528, 1578733, 2793143, 3157466, 5586286, 6314932, 11172572, 12629864, 22345144, 36310859, 72621718, 145243436, 290486872]

約数ペア:

[(1, 290486872), (2, 145243436), (4, 72621718), (8, 36310859), (13, 22345144), (23, 12629864), (26, 11172572), (46, 6314932), (52, 5586286), (92, 3157466), (104, 2793143), (184, 1578733), (299, 971528), (598, 485764), (1196, 242882), (2392, 121441)]