79474245

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{647}}^1$

素因数の和:1105

約数の個数: 32

約数和(自身を含む): 134369280

約数和(自身を除く): 54895035

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 431, 647, 1293, 1941, 2155, 3235, 6465, 8189, 9705, 12293, 24567, 36879, 40945, 61465, 122835, 184395, 278857, 836571, 1394285, 4182855, 5298283, 15894849, 26491415, 79474245]

約数ペア:

[(1, 79474245), (3, 26491415), (5, 15894849), (15, 5298283), (19, 4182855), (57, 1394285), (95, 836571), (285, 278857), (431, 184395), (647, 122835), (1293, 61465), (1941, 40945), (2155, 36879), (3235, 24567), (6465, 12293), (8189, 9705)]