1968813

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{947}}^1$

素因数の和:974

約数の個数: 32

約数和(自身を含む): 3640320

約数和(自身を除く): 1671507

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 947, 2079, 2841, 6629, 8523, 10417, 19887, 25569, 31251, 59661, 72919, 93753, 178983, 218757, 281259, 656271, 1968813]

約数ペア:

[(1, 1968813), (3, 656271), (7, 281259), (9, 218757), (11, 178983), (21, 93753), (27, 72919), (33, 59661), (63, 31251), (77, 25569), (99, 19887), (189, 10417), (231, 8523), (297, 6629), (693, 2841), (947, 2079)]