42128385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5839}}^1$

素因数の和:5897

約数の個数: 32

約数和(自身を含む): 74565120

約数和(自身を除く): 32436735

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 5839, 7215, 17517, 29195, 75907, 87585, 216043, 227721, 379535, 648129, 1080215, 1138605, 2808559, 3240645, 8425677, 14042795, 42128385]

約数ペア:

[(1, 42128385), (3, 14042795), (5, 8425677), (13, 3240645), (15, 2808559), (37, 1138605), (39, 1080215), (65, 648129), (111, 379535), (185, 227721), (195, 216043), (481, 87585), (555, 75907), (1443, 29195), (2405, 17517), (5839, 7215)]