290417114

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{4561}}^1$

素因数の和:4686

約数の個数: 32

約数和(自身を含む): 490506240

約数和(自身を除く): 200089126

約数列:

[1, 2, 13, 26, 31, 62, 79, 158, 403, 806, 1027, 2054, 2449, 4561, 4898, 9122, 31837, 59293, 63674, 118586, 141391, 282782, 360319, 720638, 1838083, 3676166, 4684147, 9368294, 11169889, 22339778, 145208557, 290417114]

約数ペア:

[(1, 290417114), (2, 145208557), (13, 22339778), (26, 11169889), (31, 9368294), (62, 4684147), (79, 3676166), (158, 1838083), (403, 720638), (806, 360319), (1027, 282782), (2054, 141391), (2449, 118586), (4561, 63674), (4898, 59293), (9122, 31837)]