28136235

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{911}}^1$

素因数の和:1019

約数の個数: 32

約数和(自身を含む): 47278080

約数和(自身を除く): 19141845

約数列:

[1, 3, 5, 15, 29, 71, 87, 145, 213, 355, 435, 911, 1065, 2059, 2733, 4555, 6177, 10295, 13665, 26419, 30885, 64681, 79257, 132095, 194043, 323405, 396285, 970215, 1875749, 5627247, 9378745, 28136235]

約数ペア:

[(1, 28136235), (3, 9378745), (5, 5627247), (15, 1875749), (29, 970215), (71, 396285), (87, 323405), (145, 194043), (213, 132095), (355, 79257), (435, 64681), (911, 30885), (1065, 26419), (2059, 13665), (2733, 10295), (4555, 6177)]