81701895

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{15973}}^1$

素因数の和:16023

約数の個数: 32

約数和(自身を含む): 147216384

約数和(自身を除く): 65514489

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 93, 155, 165, 341, 465, 1023, 1705, 5115, 15973, 47919, 79865, 175703, 239595, 495163, 527109, 878515, 1485489, 2475815, 2635545, 5446793, 7427445, 16340379, 27233965, 81701895]

約数ペア:

[(1, 81701895), (3, 27233965), (5, 16340379), (11, 7427445), (15, 5446793), (31, 2635545), (33, 2475815), (55, 1485489), (93, 878515), (155, 527109), (165, 495163), (341, 239595), (465, 175703), (1023, 79865), (1705, 47919), (5115, 15973)]