156670941

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{1493}}^1$

素因数の和:1785

約数の個数: 32

約数和(自身を含む): 252426240

約数和(自身を除く): 95755299

約数列:

[1, 3, 7, 19, 21, 57, 133, 263, 399, 789, 1493, 1841, 4479, 4997, 5523, 10451, 14991, 28367, 31353, 34979, 85101, 104937, 198569, 392659, 595707, 1177977, 2748613, 7460521, 8245839, 22381563, 52223647, 156670941]

約数ペア:

[(1, 156670941), (3, 52223647), (7, 22381563), (19, 8245839), (21, 7460521), (57, 2748613), (133, 1177977), (263, 595707), (399, 392659), (789, 198569), (1493, 104937), (1841, 85101), (4479, 34979), (4997, 31353), (5523, 28367), (10451, 14991)]