38732985

素因数分解:

$3^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 70761600

約数和(自身を除く): 32028615

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 135, 213, 243, 355, 405, 449, 639, 1065, 1215, 1347, 1917, 2245, 3195, 4041, 5751, 6735, 9585, 12123, 17253, 20205, 28755, 31879, 36369, 60615, 86265, 95637, 109107, 159395, 181845, 286911, 478185, 545535, 860733, 1434555, 2582199, 4303665, 7746597, 12910995, 38732985]

約数ペア:

[(1, 38732985), (3, 12910995), (5, 7746597), (9, 4303665), (15, 2582199), (27, 1434555), (45, 860733), (71, 545535), (81, 478185), (135, 286911), (213, 181845), (243, 159395), (355, 109107), (405, 95637), (449, 86265), (639, 60615), (1065, 36369), (1215, 31879), (1347, 28755), (1917, 20205), (2245, 17253), (3195, 12123), (4041, 9585), (5751, 6735)]