1291362531

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{113}}^1\times {\mathrm{379}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 1916476800

約数和(自身を除く): 625114269

約数列:

[1, 3, 19, 23, 57, 69, 113, 339, 379, 437, 529, 1137, 1311, 1587, 2147, 2599, 6441, 7201, 7797, 8717, 10051, 21603, 26151, 30153, 42827, 49381, 59777, 128481, 148143, 165623, 179331, 200491, 496869, 601473, 813713, 985021, 1135763, 2441139, 2955063, 3407289, 3809329, 11427987, 18715399, 22655483, 56146197, 67966449, 430454177, 1291362531]

約数ペア:

[(1, 1291362531), (3, 430454177), (19, 67966449), (23, 56146197), (57, 22655483), (69, 18715399), (113, 11427987), (339, 3809329), (379, 3407289), (437, 2955063), (529, 2441139), (1137, 1135763), (1311, 985021), (1587, 813713), (2147, 601473), (2599, 496869), (6441, 200491), (7201, 179331), (7797, 165623), (8717, 148143), (10051, 128481), (21603, 59777), (26151, 49381), (30153, 42827)]