87920157

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 129322368

約数和(自身を除く): 41402211

約数列:

[1, 3, 13, 39, 83, 157, 173, 249, 471, 519, 1079, 2041, 2249, 3237, 6123, 6747, 13031, 14359, 27161, 39093, 43077, 81483, 169403, 186667, 353093, 508209, 560001, 1059279, 2254363, 6763089, 29306719, 87920157]

約数ペア:

[(1, 87920157), (3, 29306719), (13, 6763089), (39, 2254363), (83, 1059279), (157, 560001), (173, 508209), (249, 353093), (471, 186667), (519, 169403), (1079, 81483), (2041, 43077), (2249, 39093), (3237, 27161), (6123, 14359), (6747, 13031)]