2678994

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{719}}^1$

素因数の和:756

約数の個数: 40

約数和(自身を含む): 6272640

約数和(自身を除く): 3593646

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 414, 621, 719, 1242, 1438, 1863, 2157, 3726, 4314, 6471, 12942, 16537, 19413, 33074, 38826, 49611, 58239, 99222, 116478, 148833, 297666, 446499, 892998, 1339497, 2678994]

約数ペア:

[(1, 2678994), (2, 1339497), (3, 892998), (6, 446499), (9, 297666), (18, 148833), (23, 116478), (27, 99222), (46, 58239), (54, 49611), (69, 38826), (81, 33074), (138, 19413), (162, 16537), (207, 12942), (414, 6471), (621, 4314), (719, 3726), (1242, 2157), (1438, 1863)]