278328635

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{14321}}^1$

素因数の和:14375

約数の個数: 24

約数和(自身を含む): 377413344

約数和(自身を除く): 99084709

約数列:

[1, 5, 13, 23, 65, 115, 169, 299, 845, 1495, 3887, 14321, 19435, 71605, 186173, 329383, 930865, 1646915, 2420249, 4281979, 12101245, 21409895, 55665727, 278328635]

約数ペア:

[(1, 278328635), (5, 55665727), (13, 21409895), (23, 12101245), (65, 4281979), (115, 2420249), (169, 1646915), (299, 930865), (845, 329383), (1495, 186173), (3887, 71605), (14321, 19435)]