2390193

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 3843840

約数和(自身を除く): 1453647

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 659, 1209, 1977, 3627, 5931, 8567, 20429, 25701, 61287, 77103, 183861, 265577, 796731, 2390193]

約数ペア:

[(1, 2390193), (3, 796731), (9, 265577), (13, 183861), (31, 77103), (39, 61287), (93, 25701), (117, 20429), (279, 8567), (403, 5931), (659, 3627), (1209, 1977)]