218664018

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^2\times {\mathrm{12641}}^1$

素因数の和:12711

約数の個数: 36

約数和(自身を含む): 489586734

約数和(自身を除く): 270922716

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 961, 1922, 2883, 5766, 8649, 12641, 17298, 25282, 37923, 75846, 113769, 227538, 391871, 783742, 1175613, 2351226, 3526839, 7053678, 12148001, 24296002, 36444003, 72888006, 109332009, 218664018]

約数ペア:

[(1, 218664018), (2, 109332009), (3, 72888006), (6, 36444003), (9, 24296002), (18, 12148001), (31, 7053678), (62, 3526839), (93, 2351226), (186, 1175613), (279, 783742), (558, 391871), (961, 227538), (1922, 113769), (2883, 75846), (5766, 37923), (8649, 25282), (12641, 17298)]