90045963

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 154732032

約数和(自身を除く): 64686069

約数列:

[1, 3, 7, 9, 21, 41, 63, 71, 123, 213, 287, 369, 491, 497, 639, 861, 1473, 1491, 2583, 2911, 3437, 4419, 4473, 8733, 10311, 20131, 20377, 26199, 30933, 34861, 60393, 61131, 104583, 140917, 181179, 183393, 244027, 313749, 422751, 732081, 1268253, 1429301, 2196243, 4287903, 10005107, 12863709, 30015321, 90045963]

約数ペア:

[(1, 90045963), (3, 30015321), (7, 12863709), (9, 10005107), (21, 4287903), (41, 2196243), (63, 1429301), (71, 1268253), (123, 732081), (213, 422751), (287, 313749), (369, 244027), (491, 183393), (497, 181179), (639, 140917), (861, 104583), (1473, 61131), (1491, 60393), (2583, 34861), (2911, 30933), (3437, 26199), (4419, 20377), (4473, 20131), (8733, 10311)]