138067792

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:731

約数の個数: 40

約数和(自身を含む): 272105600

約数和(自身を除く): 134037808

約数列:

[1, 2, 4, 8, 16, 103, 199, 206, 398, 412, 421, 796, 824, 842, 1592, 1648, 1684, 3184, 3368, 6736, 20497, 40994, 43363, 81988, 83779, 86726, 163976, 167558, 173452, 327952, 335116, 346904, 670232, 693808, 1340464, 8629237, 17258474, 34516948, 69033896, 138067792]

約数ペア:

[(1, 138067792), (2, 69033896), (4, 34516948), (8, 17258474), (16, 8629237), (103, 1340464), (199, 693808), (206, 670232), (398, 346904), (412, 335116), (421, 327952), (796, 173452), (824, 167558), (842, 163976), (1592, 86726), (1648, 83779), (1684, 81988), (3184, 43363), (3368, 40994), (6736, 20497)]