2912881881

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12809}}^1$

素因数の和:12863

約数の個数: 64

約数和(自身を含む): 5164992000

約数和(自身を除く): 2252110119

約数列:

[1, 3, 7, 13, 17, 21, 39, 49, 51, 91, 119, 147, 221, 273, 343, 357, 637, 663, 833, 1029, 1547, 1911, 2499, 4459, 4641, 5831, 10829, 12809, 13377, 17493, 32487, 38427, 75803, 89663, 166517, 217753, 227409, 268989, 499551, 627641, 653259, 1165619, 1524271, 1882923, 2830789, 3496857, 4393487, 4572813, 8159333, 8492367, 10669897, 13180461, 19815523, 24477999, 32009691, 57115331, 59446569, 74689279, 138708661, 171345993, 224067837, 416125983, 970960627, 2912881881]

約数ペア:

[(1, 2912881881), (3, 970960627), (7, 416125983), (13, 224067837), (17, 171345993), (21, 138708661), (39, 74689279), (49, 59446569), (51, 57115331), (91, 32009691), (119, 24477999), (147, 19815523), (221, 13180461), (273, 10669897), (343, 8492367), (357, 8159333), (637, 4572813), (663, 4393487), (833, 3496857), (1029, 2830789), (1547, 1882923), (1911, 1524271), (2499, 1165619), (4459, 653259), (4641, 627641), (5831, 499551), (10829, 268989), (12809, 227409), (13377, 217753), (17493, 166517), (32487, 89663), (38427, 75803)]