28773735

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61879}}^1$

素因数の和:61918

約数の個数: 16

約数和(自身を含む): 47523840

約数和(自身を除く): 18750105

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 61879, 185637, 309395, 928185, 1918249, 5754747, 9591245, 28773735]

約数ペア:

[(1, 28773735), (3, 9591245), (5, 5754747), (15, 1918249), (31, 928185), (93, 309395), (155, 185637), (465, 61879)]