78660813

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1487}}^1$

素因数の和:1737

約数の個数: 32

約数和(自身を含む): 131420160

約数和(自身を除く): 52759347

約数列:

[1, 3, 7, 11, 21, 33, 77, 229, 231, 687, 1487, 1603, 2519, 4461, 4809, 7557, 10409, 16357, 17633, 31227, 49071, 52899, 114499, 340523, 343497, 1021569, 2383661, 3745753, 7150983, 11237259, 26220271, 78660813]

約数ペア:

[(1, 78660813), (3, 26220271), (7, 11237259), (11, 7150983), (21, 3745753), (33, 2383661), (77, 1021569), (229, 343497), (231, 340523), (687, 114499), (1487, 52899), (1603, 49071), (2519, 31227), (4461, 17633), (4809, 16357), (7557, 10409)]