2005851001

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{967}}^1$

素因数の和:1106

約数の個数: 48

約数和(自身を含む): 2636677120

約数和(自身を除く): 630826119

約数列:

[1, 7, 11, 31, 77, 79, 121, 217, 341, 553, 847, 869, 967, 2387, 2449, 3751, 6083, 6769, 9559, 10637, 17143, 26257, 26939, 29977, 66913, 74459, 76393, 117007, 188573, 209839, 296329, 329747, 534751, 819049, 840323, 2074303, 2308229, 2368183, 3627217, 5882261, 9243553, 16577281, 25390519, 26050013, 64704871, 182350091, 286550143, 2005851001]

約数ペア:

[(1, 2005851001), (7, 286550143), (11, 182350091), (31, 64704871), (77, 26050013), (79, 25390519), (121, 16577281), (217, 9243553), (341, 5882261), (553, 3627217), (847, 2368183), (869, 2308229), (967, 2074303), (2387, 840323), (2449, 819049), (3751, 534751), (6083, 329747), (6769, 296329), (9559, 209839), (10637, 188573), (17143, 117007), (26257, 76393), (26939, 74459), (29977, 66913)]