2221398

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{1327}}^1$

素因数の和:1369

約数の個数: 32

約数和(自身を含む): 5099520

約数和(自身を除く): 2878122

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 837, 1327, 1674, 2654, 3981, 7962, 11943, 23886, 35829, 41137, 71658, 82274, 123411, 246822, 370233, 740466, 1110699, 2221398]

約数ペア:

[(1, 2221398), (2, 1110699), (3, 740466), (6, 370233), (9, 246822), (18, 123411), (27, 82274), (31, 71658), (54, 41137), (62, 35829), (93, 23886), (186, 11943), (279, 7962), (558, 3981), (837, 2654), (1327, 1674)]