1388975042

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{206263}}^1$

素因数の和:206322

約数の個数: 32

約数和(自身を含む): 2633578752

約数和(自身を除く): 1244603710

約数列:

[1, 2, 7, 13, 14, 26, 37, 74, 91, 182, 259, 481, 518, 962, 3367, 6734, 206263, 412526, 1443841, 2681419, 2887682, 5362838, 7631731, 15263462, 18769933, 37539866, 53422117, 99212503, 106844234, 198425006, 694487521, 1388975042]

約数ペア:

[(1, 1388975042), (2, 694487521), (7, 198425006), (13, 106844234), (14, 99212503), (26, 53422117), (37, 37539866), (74, 18769933), (91, 15263462), (182, 7631731), (259, 5362838), (481, 2887682), (518, 2681419), (962, 1443841), (3367, 412526), (6734, 206263)]