280740798

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{1483}}^1$

素因数の和:2313

約数の個数: 48

約数和(自身を含む): 656313840

約数和(自身を除く): 375573042

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 809, 1483, 1618, 2427, 2966, 4449, 4854, 7281, 8898, 10517, 13347, 14562, 19279, 21034, 26694, 31551, 38558, 57837, 63102, 94653, 115674, 173511, 189306, 347022, 1199747, 2399494, 3599241, 7198482, 10797723, 15596711, 21595446, 31193422, 46790133, 93580266, 140370399, 280740798]

約数ペア:

[(1, 280740798), (2, 140370399), (3, 93580266), (6, 46790133), (9, 31193422), (13, 21595446), (18, 15596711), (26, 10797723), (39, 7198482), (78, 3599241), (117, 2399494), (234, 1199747), (809, 347022), (1483, 189306), (1618, 173511), (2427, 115674), (2966, 94653), (4449, 63102), (4854, 57837), (7281, 38558), (8898, 31551), (10517, 26694), (13347, 21034), (14562, 19279)]