1393119

素因数分解:

$3^7\times 7^2\times {\mathrm{13}}^1$

素因数の和:48

約数の個数: 48

約数和(自身を含む): 2617440

約数和(自身を除く): 1224321

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 81, 91, 117, 147, 189, 243, 273, 351, 441, 567, 637, 729, 819, 1053, 1323, 1701, 1911, 2187, 2457, 3159, 3969, 5103, 5733, 7371, 9477, 11907, 15309, 17199, 22113, 28431, 35721, 51597, 66339, 107163, 154791, 199017, 464373, 1393119]

約数ペア:

[(1, 1393119), (3, 464373), (7, 199017), (9, 154791), (13, 107163), (21, 66339), (27, 51597), (39, 35721), (49, 28431), (63, 22113), (81, 17199), (91, 15309), (117, 11907), (147, 9477), (189, 7371), (243, 5733), (273, 5103), (351, 3969), (441, 3159), (567, 2457), (637, 2187), (729, 1911), (819, 1701), (1053, 1323)]