85865199

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{433}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 142490880

約数和(自身を除く): 56625681

約数列:

[1, 3, 7, 19, 21, 49, 57, 71, 133, 147, 213, 399, 433, 497, 931, 1299, 1349, 1491, 2793, 3031, 3479, 4047, 8227, 9093, 9443, 10437, 21217, 24681, 28329, 30743, 57589, 63651, 66101, 92229, 172767, 198303, 215201, 403123, 584117, 645603, 1209369, 1506407, 1752351, 4088819, 4519221, 12266457, 28621733, 85865199]

約数ペア:

[(1, 85865199), (3, 28621733), (7, 12266457), (19, 4519221), (21, 4088819), (49, 1752351), (57, 1506407), (71, 1209369), (133, 645603), (147, 584117), (213, 403123), (399, 215201), (433, 198303), (497, 172767), (931, 92229), (1299, 66101), (1349, 63651), (1491, 57589), (2793, 30743), (3031, 28329), (3479, 24681), (4047, 21217), (8227, 10437), (9093, 9443)]