212601815

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{21683}}^1$

素因数の和:21778

約数の個数: 16

約数和(自身を含む): 266973408

約数和(自身を除く): 54371593

約数列:

[1, 5, 37, 53, 185, 265, 1961, 9805, 21683, 108415, 802271, 1149199, 4011355, 5745995, 42520363, 212601815]

約数ペア:

[(1, 212601815), (5, 42520363), (37, 5745995), (53, 4011355), (185, 1149199), (265, 802271), (1961, 108415), (9805, 21683)]