8978418

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{7229}}^1$

素因数の和:7263

約数の個数: 32

約数和(自身を含む): 20822400

約数和(自身を除く): 11843982

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 7229, 14458, 21687, 43374, 65061, 130122, 166267, 195183, 332534, 390366, 498801, 997602, 1496403, 2992806, 4489209, 8978418]

約数ペア:

[(1, 8978418), (2, 4489209), (3, 2992806), (6, 1496403), (9, 997602), (18, 498801), (23, 390366), (27, 332534), (46, 195183), (54, 166267), (69, 130122), (138, 65061), (207, 43374), (414, 21687), (621, 14458), (1242, 7229)]