71857814

素因数分解:

$2^1\times 7^3\times {\mathrm{31}}^2\times {\mathrm{109}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 131076000

約数和(自身を除く): 59218186

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 109, 217, 218, 343, 434, 686, 763, 961, 1519, 1526, 1922, 3038, 3379, 5341, 6727, 6758, 10633, 10682, 13454, 21266, 23653, 37387, 47089, 47306, 74774, 94178, 104749, 165571, 209498, 329623, 331142, 659246, 733243, 1158997, 1466486, 2317994, 5132701, 10265402, 35928907, 71857814]

約数ペア:

[(1, 71857814), (2, 35928907), (7, 10265402), (14, 5132701), (31, 2317994), (49, 1466486), (62, 1158997), (98, 733243), (109, 659246), (217, 331142), (218, 329623), (343, 209498), (434, 165571), (686, 104749), (763, 94178), (961, 74774), (1519, 47306), (1526, 47089), (1922, 37387), (3038, 23653), (3379, 21266), (5341, 13454), (6727, 10682), (6758, 10633)]