71978357

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 87070464

約数和(自身を除く): 15092107

約数列:

[1, 11, 17, 37, 101, 103, 187, 407, 629, 1111, 1133, 1717, 1751, 3737, 3811, 6919, 10403, 18887, 19261, 41107, 41921, 63529, 64787, 114433, 176851, 384911, 698819, 712657, 1945361, 4234021, 6543487, 71978357]

約数ペア:

[(1, 71978357), (11, 6543487), (17, 4234021), (37, 1945361), (101, 712657), (103, 698819), (187, 384911), (407, 176851), (629, 114433), (1111, 64787), (1133, 63529), (1717, 41921), (1751, 41107), (3737, 19261), (3811, 18887), (6919, 10403)]