16890195

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5189}}^1$

素因数の和:5235

約数の個数: 32

約数和(自身を含む): 31887360

約数和(自身を除く): 14997165

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 5189, 15567, 25945, 36323, 77835, 108969, 160859, 181615, 482577, 544845, 804295, 1126013, 2412885, 3378039, 5630065, 16890195]

約数ペア:

[(1, 16890195), (3, 5630065), (5, 3378039), (7, 2412885), (15, 1126013), (21, 804295), (31, 544845), (35, 482577), (93, 181615), (105, 160859), (155, 108969), (217, 77835), (465, 36323), (651, 25945), (1085, 15567), (3255, 5189)]