2170215

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1663}}^1$

素因数の和:1703

約数の個数: 24

約数和(自身を含む): 3893760

約数和(自身を除く): 1723545

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 1663, 4989, 8315, 14967, 24945, 48227, 74835, 144681, 241135, 434043, 723405, 2170215]

約数ペア:

[(1, 2170215), (3, 723405), (5, 434043), (9, 241135), (15, 144681), (29, 74835), (45, 48227), (87, 24945), (145, 14967), (261, 8315), (435, 4989), (1305, 1663)]