143842015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 191324160

約数和(自身を除く): 47482145

約数列:

[1, 5, 17, 31, 79, 85, 155, 395, 527, 691, 1343, 2449, 2635, 3455, 6715, 11747, 12245, 21421, 41633, 54589, 58735, 107105, 208165, 272945, 364157, 928013, 1692259, 1820785, 4640065, 8461295, 28768403, 143842015]

約数ペア:

[(1, 143842015), (5, 28768403), (17, 8461295), (31, 4640065), (79, 1820785), (85, 1692259), (155, 928013), (395, 364157), (527, 272945), (691, 208165), (1343, 107105), (2449, 58735), (2635, 54589), (3455, 41633), (6715, 21421), (11747, 12245)]