778886307

素因数分解:

$3^3\times {\mathrm{41}}^2\times {\mathrm{131}}^2$

素因数の和:353

約数の個数: 36

約数和(自身を含む): 1191833560

約数和(自身を除く): 412947253

約数列:

[1, 3, 9, 27, 41, 123, 131, 369, 393, 1107, 1179, 1681, 3537, 5043, 5371, 15129, 16113, 17161, 45387, 48339, 51483, 145017, 154449, 220211, 463347, 660633, 703601, 1981899, 2110803, 5945697, 6332409, 18997227, 28847641, 86542923, 259628769, 778886307]

約数ペア:

[(1, 778886307), (3, 259628769), (9, 86542923), (27, 28847641), (41, 18997227), (123, 6332409), (131, 5945697), (369, 2110803), (393, 1981899), (1107, 703601), (1179, 660633), (1681, 463347), (3537, 220211), (5043, 154449), (5371, 145017), (15129, 51483), (16113, 48339), (17161, 45387)]