78729138

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{63389}}^1$

素因数の和:63423

約数の個数: 32

約数和(自身を含む): 182563200

約数和(自身を除く): 103834062

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 63389, 126778, 190167, 380334, 570501, 1141002, 1457947, 1711503, 2915894, 3423006, 4373841, 8747682, 13121523, 26243046, 39364569, 78729138]

約数ペア:

[(1, 78729138), (2, 39364569), (3, 26243046), (6, 13121523), (9, 8747682), (18, 4373841), (23, 3423006), (27, 2915894), (46, 1711503), (54, 1457947), (69, 1141002), (138, 570501), (207, 380334), (414, 190167), (621, 126778), (1242, 63389)]