87973964

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{181}}^1\times {\mathrm{719}}^1$

素因数の和:930

約数の個数: 36

約数和(自身を含む): 167862240

約数和(自身を除く): 79888276

約数列:

[1, 2, 4, 13, 26, 52, 169, 181, 338, 362, 676, 719, 724, 1438, 2353, 2876, 4706, 9347, 9412, 18694, 30589, 37388, 61178, 121511, 122356, 130139, 243022, 260278, 486044, 520556, 1691807, 3383614, 6767228, 21993491, 43986982, 87973964]

約数ペア:

[(1, 87973964), (2, 43986982), (4, 21993491), (13, 6767228), (26, 3383614), (52, 1691807), (169, 520556), (181, 486044), (338, 260278), (362, 243022), (676, 130139), (719, 122356), (724, 121511), (1438, 61178), (2353, 37388), (2876, 30589), (4706, 18694), (9347, 9412)]