686579377599

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{179}}^1\times {\mathrm{2120309}}^1$

素因数の和:2120564

約数の個数: 32

約数和(自身を含む): 1038103776000

約数和(自身を除く): 351524398401

約数列:

[1, 3, 9, 27, 67, 179, 201, 537, 603, 1611, 1809, 4833, 11993, 35979, 107937, 323811, 2120309, 6360927, 19082781, 57248343, 142060703, 379535311, 426182109, 1138605933, 1278546327, 3415817799, 3835638981, 10247453397, 25428865837, 76286597511, 228859792533, 686579377599]

約数ペア:

[(1, 686579377599), (3, 228859792533), (9, 76286597511), (27, 25428865837), (67, 10247453397), (179, 3835638981), (201, 3415817799), (537, 1278546327), (603, 1138605933), (1611, 426182109), (1809, 379535311), (4833, 142060703), (11993, 57248343), (35979, 19082781), (107937, 6360927), (323811, 2120309)]