198131416

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1871}}^1$

素因数の和:1976

約数の個数: 64

約数和(自身を含む): 445685760

約数和(自身を除く): 247554344

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 61, 62, 122, 124, 217, 244, 248, 427, 434, 488, 854, 868, 1708, 1736, 1871, 1891, 3416, 3742, 3782, 7484, 7564, 13097, 13237, 14968, 15128, 26194, 26474, 52388, 52948, 58001, 104776, 105896, 114131, 116002, 228262, 232004, 406007, 456524, 464008, 798917, 812014, 913048, 1597834, 1624028, 3195668, 3248056, 3538061, 6391336, 7076122, 14152244, 24766427, 28304488, 49532854, 99065708, 198131416]

約数ペア:

[(1, 198131416), (2, 99065708), (4, 49532854), (7, 28304488), (8, 24766427), (14, 14152244), (28, 7076122), (31, 6391336), (56, 3538061), (61, 3248056), (62, 3195668), (122, 1624028), (124, 1597834), (217, 913048), (244, 812014), (248, 798917), (427, 464008), (434, 456524), (488, 406007), (854, 232004), (868, 228262), (1708, 116002), (1736, 114131), (1871, 105896), (1891, 104776), (3416, 58001), (3742, 52948), (3782, 52388), (7484, 26474), (7564, 26194), (13097, 15128), (13237, 14968)]