28228486

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1109}}^1$

素因数の和:1224

約数の個数: 32

約数和(自身を含む): 50349600

約数和(自身を除く): 22121114

約数列:

[1, 2, 11, 13, 22, 26, 89, 143, 178, 286, 979, 1109, 1157, 1958, 2218, 2314, 12199, 12727, 14417, 24398, 25454, 28834, 98701, 158587, 197402, 317174, 1085711, 1283113, 2171422, 2566226, 14114243, 28228486]

約数ペア:

[(1, 28228486), (2, 14114243), (11, 2566226), (13, 2171422), (22, 1283113), (26, 1085711), (89, 317174), (143, 197402), (178, 158587), (286, 98701), (979, 28834), (1109, 25454), (1157, 24398), (1958, 14417), (2218, 12727), (2314, 12199)]