205254515

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{4229}}^1$

素因数の和:4822

約数の個数: 16

約数和(自身を含む): 261312480

約数和(自身を除く): 56057965

約数列:

[1, 5, 17, 85, 571, 2855, 4229, 9707, 21145, 48535, 71893, 359465, 2414759, 12073795, 41050903, 205254515]

約数ペア:

[(1, 205254515), (5, 41050903), (17, 12073795), (85, 2414759), (571, 359465), (2855, 71893), (4229, 48535), (9707, 21145)]