28767855

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1613}}^1$

素因数の和:1691

約数の個数: 32

約数和(自身を含む): 48807360

約数和(自身を除く): 20039505

約数列:

[1, 3, 5, 15, 29, 41, 87, 123, 145, 205, 435, 615, 1189, 1613, 3567, 4839, 5945, 8065, 17835, 24195, 46777, 66133, 140331, 198399, 233885, 330665, 701655, 991995, 1917857, 5753571, 9589285, 28767855]

約数ペア:

[(1, 28767855), (3, 9589285), (5, 5753571), (15, 1917857), (29, 991995), (41, 701655), (87, 330665), (123, 233885), (145, 198399), (205, 140331), (435, 66133), (615, 46777), (1189, 24195), (1613, 17835), (3567, 8065), (4839, 5945)]