205257708

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{421}}^1\times {\mathrm{467}}^1$

素因数の和:927

約数の個数: 72

約数和(自身を含む): 539164080

約数和(自身を除く): 333906372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 421, 467, 522, 842, 934, 1044, 1263, 1401, 1684, 1868, 2526, 2802, 3789, 4203, 5052, 5604, 7578, 8406, 12209, 13543, 15156, 16812, 24418, 27086, 36627, 40629, 48836, 54172, 73254, 81258, 109881, 121887, 146508, 162516, 196607, 219762, 243774, 393214, 439524, 487548, 589821, 786428, 1179642, 1769463, 2359284, 3538926, 5701603, 7077852, 11403206, 17104809, 22806412, 34209618, 51314427, 68419236, 102628854, 205257708]

約数ペア:

[(1, 205257708), (2, 102628854), (3, 68419236), (4, 51314427), (6, 34209618), (9, 22806412), (12, 17104809), (18, 11403206), (29, 7077852), (36, 5701603), (58, 3538926), (87, 2359284), (116, 1769463), (174, 1179642), (261, 786428), (348, 589821), (421, 487548), (467, 439524), (522, 393214), (842, 243774), (934, 219762), (1044, 196607), (1263, 162516), (1401, 146508), (1684, 121887), (1868, 109881), (2526, 81258), (2802, 73254), (3789, 54172), (4203, 48836), (5052, 40629), (5604, 36627), (7578, 27086), (8406, 24418), (12209, 16812), (13543, 15156)]