2840685

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 4838400

約数和(自身を除く): 1997715

約数列:

[1, 3, 5, 15, 31, 41, 93, 123, 149, 155, 205, 447, 465, 615, 745, 1271, 2235, 3813, 4619, 6109, 6355, 13857, 18327, 19065, 23095, 30545, 69285, 91635, 189379, 568137, 946895, 2840685]

約数ペア:

[(1, 2840685), (3, 946895), (5, 568137), (15, 189379), (31, 91635), (41, 69285), (93, 30545), (123, 23095), (149, 19065), (155, 18327), (205, 13857), (447, 6355), (465, 6109), (615, 4619), (745, 3813), (1271, 2235)]