213066910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1249}}^1\times {\mathrm{2437}}^1$

素因数の和:3700

約数の個数: 32

約数和(自身を含む): 438840000

約数和(自身を除く): 225773090

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1249, 2437, 2498, 4874, 6245, 8743, 12185, 12490, 17059, 17486, 24370, 34118, 43715, 85295, 87430, 170590, 3043813, 6087626, 15219065, 21306691, 30438130, 42613382, 106533455, 213066910]

約数ペア:

[(1, 213066910), (2, 106533455), (5, 42613382), (7, 30438130), (10, 21306691), (14, 15219065), (35, 6087626), (70, 3043813), (1249, 170590), (2437, 87430), (2498, 85295), (4874, 43715), (6245, 34118), (8743, 24370), (12185, 17486), (12490, 17059)]