1296254975

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{3251}}^1$

素因数の和:3691

約数の個数: 24

約数和(自身を含む): 1651300560

約数和(自身を除く): 355045585

約数列:

[1, 5, 25, 41, 205, 389, 1025, 1945, 3251, 9725, 15949, 16255, 79745, 81275, 133291, 398725, 666455, 1264639, 3332275, 6323195, 31615975, 51850199, 259250995, 1296254975]

約数ペア:

[(1, 1296254975), (5, 259250995), (25, 51850199), (41, 31615975), (205, 6323195), (389, 3332275), (1025, 1264639), (1945, 666455), (3251, 398725), (9725, 133291), (15949, 81275), (16255, 79745)]