12721806

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{10243}}^1$

素因数の和:10277

約数の個数: 32

約数和(自身を含む): 29502720

約数和(自身を除く): 16780914

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 10243, 20486, 30729, 61458, 92187, 184374, 235589, 276561, 471178, 553122, 706767, 1413534, 2120301, 4240602, 6360903, 12721806]

約数ペア:

[(1, 12721806), (2, 6360903), (3, 4240602), (6, 2120301), (9, 1413534), (18, 706767), (23, 553122), (27, 471178), (46, 276561), (54, 235589), (69, 184374), (138, 92187), (207, 61458), (414, 30729), (621, 20486), (1242, 10243)]