243734790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{624961}}^1$

素因数の和:624984

約数の個数: 32

約数和(自身を含む): 629961696

約数和(自身を除く): 386226906

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 624961, 1249922, 1874883, 3124805, 3749766, 6249610, 8124493, 9374415, 16248986, 18748830, 24373479, 40622465, 48746958, 81244930, 121867395, 243734790]

約数ペア:

[(1, 243734790), (2, 121867395), (3, 81244930), (5, 48746958), (6, 40622465), (10, 24373479), (13, 18748830), (15, 16248986), (26, 9374415), (30, 8124493), (39, 6249610), (65, 3749766), (78, 3124805), (130, 1874883), (195, 1249922), (390, 624961)]