858164979

素因数分解:

$3^1\times 7^2\times {\mathrm{1427}}^1\times {\mathrm{4091}}^1$

素因数の和:5535

約数の個数: 24

約数和(自身を含む): 1332289728

約数和(自身を除く): 474124749

約数列:

[1, 3, 7, 21, 49, 147, 1427, 4091, 4281, 9989, 12273, 28637, 29967, 69923, 85911, 200459, 209769, 601377, 5837857, 17513571, 40864999, 122594997, 286054993, 858164979]

約数ペア:

[(1, 858164979), (3, 286054993), (7, 122594997), (21, 40864999), (49, 17513571), (147, 5837857), (1427, 601377), (4091, 209769), (4281, 200459), (9989, 85911), (12273, 69923), (28637, 29967)]