28991511

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9973}}^1$

素因数の和:10015

約数の個数: 24

約数和(自身を含む): 46678320

約数和(自身を除く): 17686809

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 9973, 29919, 89757, 169541, 189487, 508623, 568461, 1525869, 1705383, 3221279, 9663837, 28991511]

約数ペア:

[(1, 28991511), (3, 9663837), (9, 3221279), (17, 1705383), (19, 1525869), (51, 568461), (57, 508623), (153, 189487), (171, 169541), (323, 89757), (969, 29919), (2907, 9973)]