61886781

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1047

約数の個数: 48

約数和(自身を含む): 106187200

約数和(自身を除く): 44300419

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 121, 171, 209, 297, 363, 513, 627, 997, 1089, 1881, 2299, 2991, 3267, 5643, 6897, 8973, 10967, 18943, 20691, 26919, 32901, 56829, 62073, 98703, 120637, 170487, 208373, 296109, 361911, 511461, 625119, 1085733, 1875357, 2292103, 3257199, 5626071, 6876309, 20628927, 61886781]

約数ペア:

[(1, 61886781), (3, 20628927), (9, 6876309), (11, 5626071), (19, 3257199), (27, 2292103), (33, 1875357), (57, 1085733), (99, 625119), (121, 511461), (171, 361911), (209, 296109), (297, 208373), (363, 170487), (513, 120637), (627, 98703), (997, 62073), (1089, 56829), (1881, 32901), (2299, 26919), (2991, 20691), (3267, 18943), (5643, 10967), (6897, 8973)]