39840411

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 59100160

約数和(自身を除く): 19259749

約数列:

[1, 3, 13, 39, 67, 79, 193, 201, 237, 579, 871, 1027, 2509, 2613, 3081, 5293, 7527, 12931, 15247, 15879, 38793, 45741, 68809, 168103, 198211, 206427, 504309, 594633, 1021549, 3064647, 13280137, 39840411]

約数ペア:

[(1, 39840411), (3, 13280137), (13, 3064647), (39, 1021549), (67, 594633), (79, 504309), (193, 206427), (201, 198211), (237, 168103), (579, 68809), (871, 45741), (1027, 38793), (2509, 15879), (2613, 15247), (3081, 12931), (5293, 7527)]