405429687

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{111781}}^1$

素因数の和:111831

約数の個数: 24

約数和(自身を含む): 651018368

約数和(自身を除く): 245588681

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 111781, 335343, 1006029, 1453153, 3465211, 4359459, 10395633, 13078377, 31186899, 45047743, 135143229, 405429687]

約数ペア:

[(1, 405429687), (3, 135143229), (9, 45047743), (13, 31186899), (31, 13078377), (39, 10395633), (93, 4359459), (117, 3465211), (279, 1453153), (403, 1006029), (1209, 335343), (3627, 111781)]