81233778

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{1777}}^1$

素因数の和:2202

約数の個数: 32

約数和(自身を含む): 171541440

約数和(自身を除く): 90307662

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 401, 802, 1203, 1777, 2406, 3554, 5331, 7619, 10662, 15238, 22857, 33763, 45714, 67526, 101289, 202578, 712577, 1425154, 2137731, 4275462, 13538963, 27077926, 40616889, 81233778]

約数ペア:

[(1, 81233778), (2, 40616889), (3, 27077926), (6, 13538963), (19, 4275462), (38, 2137731), (57, 1425154), (114, 712577), (401, 202578), (802, 101289), (1203, 67526), (1777, 45714), (2406, 33763), (3554, 22857), (5331, 15238), (7619, 10662)]