664341318

素因数分解:

$2^1\times 3^3\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{1327}}^1$

素因数の和:1538

約数の個数: 64

約数和(自身を含む): 1509457920

約数和(自身を除く): 845116602

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 127, 146, 219, 254, 381, 438, 657, 762, 1143, 1314, 1327, 1971, 2286, 2654, 3429, 3942, 3981, 6858, 7962, 9271, 11943, 18542, 23886, 27813, 35829, 55626, 71658, 83439, 96871, 166878, 168529, 193742, 250317, 290613, 337058, 500634, 505587, 581226, 871839, 1011174, 1516761, 1743678, 2615517, 3033522, 4550283, 5231034, 9100566, 12302617, 24605234, 36907851, 73815702, 110723553, 221447106, 332170659, 664341318]

約数ペア:

[(1, 664341318), (2, 332170659), (3, 221447106), (6, 110723553), (9, 73815702), (18, 36907851), (27, 24605234), (54, 12302617), (73, 9100566), (127, 5231034), (146, 4550283), (219, 3033522), (254, 2615517), (381, 1743678), (438, 1516761), (657, 1011174), (762, 871839), (1143, 581226), (1314, 505587), (1327, 500634), (1971, 337058), (2286, 290613), (2654, 250317), (3429, 193742), (3942, 168529), (3981, 166878), (6858, 96871), (7962, 83439), (9271, 71658), (11943, 55626), (18542, 35829), (23886, 27813)]