289619096

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{20327}}^1$

素因数の和:20483

約数の個数: 32

約数和(自身を含む): 589105440

約数和(自身を除く): 299486344

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 137, 274, 548, 1096, 1781, 3562, 7124, 14248, 20327, 40654, 81308, 162616, 264251, 528502, 1057004, 2114008, 2784799, 5569598, 11139196, 22278392, 36202387, 72404774, 144809548, 289619096]

約数ペア:

[(1, 289619096), (2, 144809548), (4, 72404774), (8, 36202387), (13, 22278392), (26, 11139196), (52, 5569598), (104, 2784799), (137, 2114008), (274, 1057004), (548, 528502), (1096, 264251), (1781, 162616), (3562, 81308), (7124, 40654), (14248, 20327)]