81751098

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{631}}^1$

素因数の和:811

約数の個数: 64

約数和(自身を含む): 193665024

約数和(自身を除く): 111913926

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 151, 286, 302, 429, 453, 631, 858, 906, 1262, 1661, 1893, 1963, 3322, 3786, 3926, 4983, 5889, 6941, 8203, 9966, 11778, 13882, 16406, 20823, 21593, 24609, 41646, 43186, 49218, 64779, 90233, 95281, 129558, 180466, 190562, 270699, 285843, 541398, 571686, 1048091, 1238653, 2096182, 2477306, 3144273, 3715959, 6288546, 7431918, 13625183, 27250366, 40875549, 81751098]

約数ペア:

[(1, 81751098), (2, 40875549), (3, 27250366), (6, 13625183), (11, 7431918), (13, 6288546), (22, 3715959), (26, 3144273), (33, 2477306), (39, 2096182), (66, 1238653), (78, 1048091), (143, 571686), (151, 541398), (286, 285843), (302, 270699), (429, 190562), (453, 180466), (631, 129558), (858, 95281), (906, 90233), (1262, 64779), (1661, 49218), (1893, 43186), (1963, 41646), (3322, 24609), (3786, 21593), (3926, 20823), (4983, 16406), (5889, 13882), (6941, 11778), (8203, 9966)]