90686265

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1\times {\mathrm{419}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 149022720

約数和(自身を除く): 58336455

約数列:

[1, 3, 5, 15, 47, 141, 235, 307, 419, 705, 921, 1257, 1535, 2095, 4605, 6285, 14429, 19693, 43287, 59079, 72145, 98465, 128633, 216435, 295395, 385899, 643165, 1929495, 6045751, 18137253, 30228755, 90686265]

約数ペア:

[(1, 90686265), (3, 30228755), (5, 18137253), (15, 6045751), (47, 1929495), (141, 643165), (235, 385899), (307, 295395), (419, 216435), (705, 128633), (921, 98465), (1257, 72145), (1535, 59079), (2095, 43287), (4605, 19693), (6285, 14429)]