243748305

素因数分解:

$3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{20287}}^1$

素因数の和:20390

約数の個数: 32

約数和(自身を含む): 438220800

約数和(自身を除く): 194472495

約数列:

[1, 3, 5, 9, 15, 27, 45, 89, 135, 267, 445, 801, 1335, 2403, 4005, 12015, 20287, 60861, 101435, 182583, 304305, 547749, 912915, 1805543, 2738745, 5416629, 9027715, 16249887, 27083145, 48749661, 81249435, 243748305]

約数ペア:

[(1, 243748305), (3, 81249435), (5, 48749661), (9, 27083145), (15, 16249887), (27, 9027715), (45, 5416629), (89, 2738745), (135, 1805543), (267, 912915), (445, 547749), (801, 304305), (1335, 182583), (2403, 101435), (4005, 60861), (12015, 20287)]