138734985

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{7417}}^1$

素因数の和:7497

約数の個数: 32

約数和(自身を含む): 235002240

約数和(自身を除く): 96267255

約数列:

[1, 3, 5, 15, 29, 43, 87, 129, 145, 215, 435, 645, 1247, 3741, 6235, 7417, 18705, 22251, 37085, 111255, 215093, 318931, 645279, 956793, 1075465, 1594655, 3226395, 4783965, 9248999, 27746997, 46244995, 138734985]

約数ペア:

[(1, 138734985), (3, 46244995), (5, 27746997), (15, 9248999), (29, 4783965), (43, 3226395), (87, 1594655), (129, 1075465), (145, 956793), (215, 645279), (435, 318931), (645, 215093), (1247, 111255), (3741, 37085), (6235, 22251), (7417, 18705)]