258092019

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{15679}}^1$

素因数の和:15775

約数の個数: 24

約数和(自身を含む): 391372800

約数和(自身を除く): 133280781

約数列:

[1, 3, 9, 31, 59, 93, 177, 279, 531, 1829, 5487, 15679, 16461, 47037, 141111, 486049, 925061, 1458147, 2775183, 4374441, 8325549, 28676891, 86030673, 258092019]

約数ペア:

[(1, 258092019), (3, 86030673), (9, 28676891), (31, 8325549), (59, 4374441), (93, 2775183), (177, 1458147), (279, 925061), (531, 486049), (1829, 141111), (5487, 47037), (15679, 16461)]