22677655

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 38320128

約数和(自身を除く): 15642473

約数列:

[1, 5, 7, 11, 13, 23, 35, 55, 65, 77, 91, 115, 143, 161, 197, 253, 299, 385, 455, 715, 805, 985, 1001, 1265, 1379, 1495, 1771, 2093, 2167, 2561, 3289, 4531, 5005, 6895, 8855, 10465, 10835, 12805, 15169, 16445, 17927, 22655, 23023, 28171, 31717, 49841, 58903, 75845, 89635, 115115, 140855, 158585, 197197, 249205, 294515, 348887, 412321, 647933, 985985, 1744435, 2061605, 3239665, 4535531, 22677655]

約数ペア:

[(1, 22677655), (5, 4535531), (7, 3239665), (11, 2061605), (13, 1744435), (23, 985985), (35, 647933), (55, 412321), (65, 348887), (77, 294515), (91, 249205), (115, 197197), (143, 158585), (161, 140855), (197, 115115), (253, 89635), (299, 75845), (385, 58903), (455, 49841), (715, 31717), (805, 28171), (985, 23023), (1001, 22655), (1265, 17927), (1379, 16445), (1495, 15169), (1771, 12805), (2093, 10835), (2167, 10465), (2561, 8855), (3289, 6895), (4531, 5005)]