42839985

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{509}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 71285760

約数和(自身を除く): 28445775

約数列:

[1, 3, 5, 15, 31, 93, 155, 181, 465, 509, 543, 905, 1527, 2545, 2715, 5611, 7635, 15779, 16833, 28055, 47337, 78895, 84165, 92129, 236685, 276387, 460645, 1381935, 2855999, 8567997, 14279995, 42839985]

約数ペア:

[(1, 42839985), (3, 14279995), (5, 8567997), (15, 2855999), (31, 1381935), (93, 460645), (155, 276387), (181, 236685), (465, 92129), (509, 84165), (543, 78895), (905, 47337), (1527, 28055), (2545, 16833), (2715, 15779), (5611, 7635)]