2145045

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 4055040

約数和(自身を除く): 1909995

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 659, 1085, 1977, 3255, 3295, 4613, 9885, 13839, 20429, 23065, 61287, 69195, 102145, 143003, 306435, 429009, 715015, 2145045]

約数ペア:

[(1, 2145045), (3, 715015), (5, 429009), (7, 306435), (15, 143003), (21, 102145), (31, 69195), (35, 61287), (93, 23065), (105, 20429), (155, 13839), (217, 9885), (465, 4613), (651, 3295), (659, 3255), (1085, 1977)]