90872649

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{853}}^1$

素因数の和:974

約数の個数: 48

約数和(自身を含む): 159868800

約数和(自身を除く): 68996151

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 89, 133, 171, 267, 399, 623, 801, 853, 1197, 1691, 1869, 2559, 5073, 5607, 5971, 7677, 11837, 15219, 16207, 17913, 35511, 48621, 53739, 75917, 106533, 113449, 145863, 227751, 340347, 531419, 683253, 1021041, 1442423, 1594257, 4327269, 4782771, 10096961, 12981807, 30290883, 90872649]

約数ペア:

[(1, 90872649), (3, 30290883), (7, 12981807), (9, 10096961), (19, 4782771), (21, 4327269), (57, 1594257), (63, 1442423), (89, 1021041), (133, 683253), (171, 531419), (267, 340347), (399, 227751), (623, 145863), (801, 113449), (853, 106533), (1197, 75917), (1691, 53739), (1869, 48621), (2559, 35511), (5073, 17913), (5607, 16207), (5971, 15219), (7677, 11837)]