40405419

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{997}}^1$

素因数の和:1104

約数の個数: 32

約数和(自身を含む): 63872000

約数和(自身を除く): 23466581

約数列:

[1, 3, 9, 19, 27, 57, 79, 171, 237, 513, 711, 997, 1501, 2133, 2991, 4503, 8973, 13509, 18943, 26919, 40527, 56829, 78763, 170487, 236289, 511461, 708867, 1496497, 2126601, 4489491, 13468473, 40405419]

約数ペア:

[(1, 40405419), (3, 13468473), (9, 4489491), (19, 2126601), (27, 1496497), (57, 708867), (79, 511461), (171, 236289), (237, 170487), (513, 78763), (711, 56829), (997, 40527), (1501, 26919), (2133, 18943), (2991, 13509), (4503, 8973)]