90810909

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{10223}}^1$

素因数の和:10286

約数の個数: 32

約数和(自身を含む): 157040640

約数和(自身を除く): 66229731

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 329, 423, 987, 1269, 2961, 8883, 10223, 30669, 71561, 92007, 214683, 276021, 480481, 644049, 1441443, 1932147, 3363367, 4324329, 10090101, 12972987, 30270303, 90810909]

約数ペア:

[(1, 90810909), (3, 30270303), (7, 12972987), (9, 10090101), (21, 4324329), (27, 3363367), (47, 1932147), (63, 1441443), (141, 644049), (189, 480481), (329, 276021), (423, 214683), (987, 92007), (1269, 71561), (2961, 30669), (8883, 10223)]