161903235

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{26783}}^1$

素因数の和:26835

約数の個数: 32

約数和(自身を含む): 287981568

約数和(自身を除く): 126078333

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 1209, 2015, 6045, 26783, 80349, 133915, 348179, 401745, 830273, 1044537, 1740895, 2490819, 4151365, 5222685, 10793549, 12454095, 32380647, 53967745, 161903235]

約数ペア:

[(1, 161903235), (3, 53967745), (5, 32380647), (13, 12454095), (15, 10793549), (31, 5222685), (39, 4151365), (65, 2490819), (93, 1740895), (155, 1044537), (195, 830273), (403, 401745), (465, 348179), (1209, 133915), (2015, 80349), (6045, 26783)]