25312826

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 51287040

約数和(自身を除く): 25974214

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 41, 77, 82, 133, 154, 209, 211, 266, 287, 418, 422, 451, 574, 779, 902, 1463, 1477, 1558, 2321, 2926, 2954, 3157, 4009, 4642, 5453, 6314, 8018, 8569, 8651, 10906, 16247, 17138, 17302, 28063, 32494, 44099, 56126, 59983, 60557, 88198, 95161, 119966, 121114, 164369, 190322, 308693, 328738, 617386, 666127, 1150583, 1332254, 1808059, 2301166, 3616118, 12656413, 25312826]

約数ペア:

[(1, 25312826), (2, 12656413), (7, 3616118), (11, 2301166), (14, 1808059), (19, 1332254), (22, 1150583), (38, 666127), (41, 617386), (77, 328738), (82, 308693), (133, 190322), (154, 164369), (209, 121114), (211, 119966), (266, 95161), (287, 88198), (418, 60557), (422, 59983), (451, 56126), (574, 44099), (779, 32494), (902, 28063), (1463, 17302), (1477, 17138), (1558, 16247), (2321, 10906), (2926, 8651), (2954, 8569), (3157, 8018), (4009, 6314), (4642, 5453)]