28943745

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2477}}^1$

素因数の和:2545

約数の個数: 32

約数和(自身を含む): 49956480

約数和(自身を除く): 21012735

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 615, 779, 2337, 2477, 3895, 7431, 11685, 12385, 37155, 47063, 101557, 141189, 235315, 304671, 507785, 705945, 1523355, 1929583, 5788749, 9647915, 28943745]

約数ペア:

[(1, 28943745), (3, 9647915), (5, 5788749), (15, 1929583), (19, 1523355), (41, 705945), (57, 507785), (95, 304671), (123, 235315), (205, 141189), (285, 101557), (615, 47063), (779, 37155), (2337, 12385), (2477, 11685), (3895, 7431)]