660883938

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{770261}}^1$

素因数の和:770290

約数の個数: 32

約数和(自身を含む): 1552848192

約数和(自身を除く): 891964254

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 770261, 1540522, 2310783, 4621566, 8472871, 10013393, 16945742, 20026786, 25418613, 30040179, 50837226, 60080358, 110147323, 220294646, 330441969, 660883938]

約数ペア:

[(1, 660883938), (2, 330441969), (3, 220294646), (6, 110147323), (11, 60080358), (13, 50837226), (22, 30040179), (26, 25418613), (33, 20026786), (39, 16945742), (66, 10013393), (78, 8472871), (143, 4621566), (286, 2310783), (429, 1540522), (858, 770261)]