212425670

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1\times {\mathrm{971}}^1$

素因数の和:1276

約数の個数: 32

約数和(自身を含む): 387991296

約数和(自身を除く): 175565626

約数列:

[1, 2, 5, 10, 131, 167, 262, 334, 655, 835, 971, 1310, 1670, 1942, 4855, 9710, 21877, 43754, 109385, 127201, 162157, 218770, 254402, 324314, 636005, 810785, 1272010, 1621570, 21242567, 42485134, 106212835, 212425670]

約数ペア:

[(1, 212425670), (2, 106212835), (5, 42485134), (10, 21242567), (131, 1621570), (167, 1272010), (262, 810785), (334, 636005), (655, 324314), (835, 254402), (971, 218770), (1310, 162157), (1670, 127201), (1942, 109385), (4855, 43754), (9710, 21877)]