2999815

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 4677120

約数和(自身を除く): 1677305

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 347, 455, 665, 1235, 1729, 1735, 2429, 4511, 6593, 8645, 12145, 22555, 31577, 32965, 46151, 85709, 157885, 230755, 428545, 599963, 2999815]

約数ペア:

[(1, 2999815), (5, 599963), (7, 428545), (13, 230755), (19, 157885), (35, 85709), (65, 46151), (91, 32965), (95, 31577), (133, 22555), (247, 12145), (347, 8645), (455, 6593), (665, 4511), (1235, 2429), (1729, 1735)]