25218837

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 46448640

約数和(自身を除く): 21229803

約数列:

[1, 3, 7, 9, 17, 21, 27, 47, 51, 63, 119, 141, 153, 167, 189, 329, 357, 423, 459, 501, 799, 987, 1071, 1169, 1269, 1503, 2397, 2839, 2961, 3213, 3507, 4509, 5593, 7191, 7849, 8517, 8883, 10521, 16779, 19873, 21573, 23547, 25551, 31563, 50337, 54943, 59619, 70641, 76653, 133433, 151011, 164829, 178857, 211923, 400299, 494487, 536571, 934031, 1200897, 1483461, 2802093, 3602691, 8406279, 25218837]

約数ペア:

[(1, 25218837), (3, 8406279), (7, 3602691), (9, 2802093), (17, 1483461), (21, 1200897), (27, 934031), (47, 536571), (51, 494487), (63, 400299), (119, 211923), (141, 178857), (153, 164829), (167, 151011), (189, 133433), (329, 76653), (357, 70641), (423, 59619), (459, 54943), (501, 50337), (799, 31563), (987, 25551), (1071, 23547), (1169, 21573), (1269, 19873), (1503, 16779), (2397, 10521), (2839, 8883), (2961, 8517), (3213, 7849), (3507, 7191), (4509, 5593)]