2011982155

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1\times {\mathrm{1433}}^1$

素因数の和:1911

約数の個数: 32

約数和(自身を含む): 2614239360

約数和(自身を除く): 602257205

約数列:

[1, 5, 23, 29, 115, 145, 421, 667, 1433, 2105, 3335, 7165, 9683, 12209, 32959, 41557, 48415, 61045, 164795, 207785, 280807, 603293, 955811, 1404035, 3016465, 4779055, 13875739, 17495497, 69378695, 87477485, 402396431, 2011982155]

約数ペア:

[(1, 2011982155), (5, 402396431), (23, 87477485), (29, 69378695), (115, 17495497), (145, 13875739), (421, 4779055), (667, 3016465), (1433, 1404035), (2105, 955811), (3335, 603293), (7165, 280807), (9683, 207785), (12209, 164795), (32959, 61045), (41557, 48415)]