157218376

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 344897280

約数和(自身を除く): 187678904

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 103, 194, 206, 281, 388, 412, 562, 679, 721, 776, 824, 1124, 1358, 1442, 1967, 2248, 2716, 2884, 3934, 5432, 5768, 7868, 9991, 15736, 19982, 27257, 28943, 39964, 54514, 57886, 69937, 79928, 109028, 115772, 139874, 190799, 202601, 218056, 231544, 279748, 381598, 405202, 559496, 763196, 810404, 1526392, 1620808, 2807471, 5614942, 11229884, 19652297, 22459768, 39304594, 78609188, 157218376]

約数ペア:

[(1, 157218376), (2, 78609188), (4, 39304594), (7, 22459768), (8, 19652297), (14, 11229884), (28, 5614942), (56, 2807471), (97, 1620808), (103, 1526392), (194, 810404), (206, 763196), (281, 559496), (388, 405202), (412, 381598), (562, 279748), (679, 231544), (721, 218056), (776, 202601), (824, 190799), (1124, 139874), (1358, 115772), (1442, 109028), (1967, 79928), (2248, 69937), (2716, 57886), (2884, 54514), (3934, 39964), (5432, 28943), (5768, 27257), (7868, 19982), (9991, 15736)]