12654005

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 19822320

約数和(自身を除く): 7168315

約数列:

[1, 5, 7, 13, 29, 35, 49, 65, 91, 137, 145, 203, 245, 377, 455, 637, 685, 959, 1015, 1421, 1781, 1885, 2639, 3185, 3973, 4795, 6713, 7105, 8905, 12467, 13195, 18473, 19865, 27811, 33565, 51649, 62335, 87269, 92365, 139055, 194677, 258245, 361543, 436345, 973385, 1807715, 2530801, 12654005]

約数ペア:

[(1, 12654005), (5, 2530801), (7, 1807715), (13, 973385), (29, 436345), (35, 361543), (49, 258245), (65, 194677), (91, 139055), (137, 92365), (145, 87269), (203, 62335), (245, 51649), (377, 33565), (455, 27811), (637, 19865), (685, 18473), (959, 13195), (1015, 12467), (1421, 8905), (1781, 7105), (1885, 6713), (2639, 4795), (3185, 3973)]