38870181

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4639}}^1$

素因数の和:4678

約数の個数: 36

約数和(自身を含む): 68764800

約数和(自身を除く): 29894619

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 4639, 8379, 13917, 32473, 41751, 88141, 97419, 227311, 264423, 292257, 616987, 681933, 793269, 1850961, 2045799, 4318909, 5552883, 12956727, 38870181]

約数ペア:

[(1, 38870181), (3, 12956727), (7, 5552883), (9, 4318909), (19, 2045799), (21, 1850961), (49, 793269), (57, 681933), (63, 616987), (133, 292257), (147, 264423), (171, 227311), (399, 97419), (441, 88141), (931, 41751), (1197, 32473), (2793, 13917), (4639, 8379)]