28711144

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{367}}^1$

素因数の和:518

約数の個数: 64

約数和(自身を含む): 67829760

約数和(自身を除く): 39118616

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 127, 154, 254, 308, 367, 508, 616, 734, 889, 1016, 1397, 1468, 1778, 2569, 2794, 2936, 3556, 4037, 5138, 5588, 7112, 8074, 9779, 10276, 11176, 16148, 19558, 20552, 28259, 32296, 39116, 46609, 56518, 78232, 93218, 113036, 186436, 226072, 326263, 372872, 512699, 652526, 1025398, 1305052, 2050796, 2610104, 3588893, 4101592, 7177786, 14355572, 28711144]

約数ペア:

[(1, 28711144), (2, 14355572), (4, 7177786), (7, 4101592), (8, 3588893), (11, 2610104), (14, 2050796), (22, 1305052), (28, 1025398), (44, 652526), (56, 512699), (77, 372872), (88, 326263), (127, 226072), (154, 186436), (254, 113036), (308, 93218), (367, 78232), (508, 56518), (616, 46609), (734, 39116), (889, 32296), (1016, 28259), (1397, 20552), (1468, 19558), (1778, 16148), (2569, 11176), (2794, 10276), (2936, 9779), (3556, 8074), (4037, 7112), (5138, 5588)]