201550065

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{2909}}^1$

素因数の和:3097

約数の個数: 32

約数和(自身を含む): 335232000

約数和(自身を除く): 133681935

約数列:

[1, 3, 5, 15, 31, 93, 149, 155, 447, 465, 745, 2235, 2909, 4619, 8727, 13857, 14545, 23095, 43635, 69285, 90179, 270537, 433441, 450895, 1300323, 1352685, 2167205, 6501615, 13436671, 40310013, 67183355, 201550065]

約数ペア:

[(1, 201550065), (3, 67183355), (5, 40310013), (15, 13436671), (31, 6501615), (93, 2167205), (149, 1352685), (155, 1300323), (447, 450895), (465, 433441), (745, 270537), (2235, 90179), (2909, 69285), (4619, 43635), (8727, 23095), (13857, 14545)]