1277431317

素因数分解:

$3^5\times {\mathrm{61}}^1\times {\mathrm{86179}}^1$

素因数の和:86255

約数の個数: 24

約数和(自身を含む): 1944910240

約数和(自身を除く): 667478923

約数列:

[1, 3, 9, 27, 61, 81, 183, 243, 549, 1647, 4941, 14823, 86179, 258537, 775611, 2326833, 5256919, 6980499, 15770757, 20941497, 47312271, 141936813, 425810439, 1277431317]

約数ペア:

[(1, 1277431317), (3, 425810439), (9, 141936813), (27, 47312271), (61, 20941497), (81, 15770757), (183, 6980499), (243, 5256919), (549, 2326833), (1647, 775611), (4941, 258537), (14823, 86179)]