209901342

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{941}}^1$

素因数の和:1113

約数の個数: 64

約数和(自身を含む): 494843904

約数和(自身を除く): 284942562

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 113, 141, 226, 282, 329, 339, 658, 678, 791, 941, 987, 1582, 1882, 1974, 2373, 2823, 4746, 5311, 5646, 6587, 10622, 13174, 15933, 19761, 31866, 37177, 39522, 44227, 74354, 88454, 106333, 111531, 132681, 212666, 223062, 265362, 309589, 318999, 619178, 637998, 744331, 928767, 1488662, 1857534, 2232993, 4465986, 4997651, 9995302, 14992953, 29985906, 34983557, 69967114, 104950671, 209901342]

約数ペア:

[(1, 209901342), (2, 104950671), (3, 69967114), (6, 34983557), (7, 29985906), (14, 14992953), (21, 9995302), (42, 4997651), (47, 4465986), (94, 2232993), (113, 1857534), (141, 1488662), (226, 928767), (282, 744331), (329, 637998), (339, 619178), (658, 318999), (678, 309589), (791, 265362), (941, 223062), (987, 212666), (1582, 132681), (1882, 111531), (1974, 106333), (2373, 88454), (2823, 74354), (4746, 44227), (5311, 39522), (5646, 37177), (6587, 31866), (10622, 19761), (13174, 15933)]