25971255

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1091}}^1$

素因数の和:1148

約数の個数: 36

約数和(自身を含む): 47102328

約数和(自身を除く): 21131073

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 529, 1035, 1091, 1587, 2645, 3273, 4761, 5455, 7935, 9819, 16365, 23805, 25093, 49095, 75279, 125465, 225837, 376395, 577139, 1129185, 1731417, 2885695, 5194251, 8657085, 25971255]

約数ペア:

[(1, 25971255), (3, 8657085), (5, 5194251), (9, 2885695), (15, 1731417), (23, 1129185), (45, 577139), (69, 376395), (115, 225837), (207, 125465), (345, 75279), (529, 49095), (1035, 25093), (1091, 23805), (1587, 16365), (2645, 9819), (3273, 7935), (4761, 5455)]