163965123

素因数分解:

$3^2\times 7^2\times {\mathrm{163}}^1\times {\mathrm{2281}}^1$

素因数の和:2464

約数の個数: 36

約数和(自身を含む): 277317768

約数和(自身を除く): 113352645

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 163, 441, 489, 1141, 1467, 2281, 3423, 6843, 7987, 10269, 15967, 20529, 23961, 47901, 71883, 111769, 143703, 335307, 371803, 1005921, 1115409, 2602621, 3346227, 7807863, 18218347, 23423589, 54655041, 163965123]

約数ペア:

[(1, 163965123), (3, 54655041), (7, 23423589), (9, 18218347), (21, 7807863), (49, 3346227), (63, 2602621), (147, 1115409), (163, 1005921), (441, 371803), (489, 335307), (1141, 143703), (1467, 111769), (2281, 71883), (3423, 47901), (6843, 23961), (7987, 20529), (10269, 15967)]