16857156975

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{131363}}^1$

素因数の和:131464

約数の個数: 48

約数和(自身を含む): 29320444800

約数和(自身を除く): 12463287825

約数列:

[1, 3, 5, 15, 25, 29, 59, 75, 87, 145, 177, 295, 435, 725, 885, 1475, 1711, 2175, 4425, 5133, 8555, 25665, 42775, 128325, 131363, 394089, 656815, 1970445, 3284075, 3809527, 7750417, 9852225, 11428581, 19047635, 23251251, 38752085, 57142905, 95238175, 116256255, 193760425, 224762093, 285714525, 581281275, 674286279, 1123810465, 3371431395, 5619052325, 16857156975]

約数ペア:

[(1, 16857156975), (3, 5619052325), (5, 3371431395), (15, 1123810465), (25, 674286279), (29, 581281275), (59, 285714525), (75, 224762093), (87, 193760425), (145, 116256255), (177, 95238175), (295, 57142905), (435, 38752085), (725, 23251251), (885, 19047635), (1475, 11428581), (1711, 9852225), (2175, 7750417), (4425, 3809527), (5133, 3284075), (8555, 1970445), (25665, 656815), (42775, 394089), (128325, 131363)]