1277310736

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{8887}}^1$

素因数の和:9599

約数の個数: 40

約数和(自身を含む): 2669315264

約数和(自身を除く): 1392004528

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 691, 1382, 2764, 5528, 8887, 8983, 11056, 17774, 17966, 35548, 35932, 71096, 71864, 115531, 142192, 143728, 231062, 462124, 924248, 1848496, 6140917, 12281834, 24563668, 49127336, 79831921, 98254672, 159663842, 319327684, 638655368, 1277310736]

約数ペア:

[(1, 1277310736), (2, 638655368), (4, 319327684), (8, 159663842), (13, 98254672), (16, 79831921), (26, 49127336), (52, 24563668), (104, 12281834), (208, 6140917), (691, 1848496), (1382, 924248), (2764, 462124), (5528, 231062), (8887, 143728), (8983, 142192), (11056, 115531), (17774, 71864), (17966, 71096), (35548, 35932)]