12396993

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 19783680

約数和(自身を除く): 7386687

約数列:

[1, 3, 7, 21, 31, 93, 137, 139, 217, 411, 417, 651, 959, 973, 2877, 2919, 4247, 4309, 12741, 12927, 19043, 29729, 30163, 57129, 89187, 90489, 133301, 399903, 590333, 1770999, 4132331, 12396993]

約数ペア:

[(1, 12396993), (3, 4132331), (7, 1770999), (21, 590333), (31, 399903), (93, 133301), (137, 90489), (139, 89187), (217, 57129), (411, 30163), (417, 29729), (651, 19043), (959, 12927), (973, 12741), (2877, 4309), (2919, 4247)]