642312

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{811}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 1900080

約数和(自身を除く): 1257768

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 811, 1622, 2433, 3244, 4866, 6488, 7299, 8921, 9732, 14598, 17842, 19464, 26763, 29196, 35684, 53526, 58392, 71368, 80289, 107052, 160578, 214104, 321156, 642312]

約数ペア:

[(1, 642312), (2, 321156), (3, 214104), (4, 160578), (6, 107052), (8, 80289), (9, 71368), (11, 58392), (12, 53526), (18, 35684), (22, 29196), (24, 26763), (33, 19464), (36, 17842), (44, 14598), (66, 9732), (72, 8921), (88, 7299), (99, 6488), (132, 4866), (198, 3244), (264, 2433), (396, 1622), (792, 811)]