397407950212

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4177}}^1\times {\mathrm{261379}}^1$

素因数の和:265580

約数の個数: 48

約数和(自身を含む): 856163781760

約数和(自身を除く): 458755831548

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 4177, 8354, 16708, 29239, 54301, 58478, 108602, 116956, 217204, 261379, 380107, 522758, 760214, 1045516, 1520428, 1829653, 3397927, 3659306, 6795854, 7318612, 13591708, 23785489, 47570978, 95141956, 1091780083, 2183560166, 4367120332, 7642460581, 14193141079, 15284921162, 28386282158, 30569842324, 56772564316, 99351987553, 198703975106, 397407950212]

約数ペア:

[(1, 397407950212), (2, 198703975106), (4, 99351987553), (7, 56772564316), (13, 30569842324), (14, 28386282158), (26, 15284921162), (28, 14193141079), (52, 7642460581), (91, 4367120332), (182, 2183560166), (364, 1091780083), (4177, 95141956), (8354, 47570978), (16708, 23785489), (29239, 13591708), (54301, 7318612), (58478, 6795854), (108602, 3659306), (116956, 3397927), (217204, 1829653), (261379, 1520428), (380107, 1045516), (522758, 760214)]