40977981

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:184

約数の個数: 60

約数和(自身を含む): 69714876

約数和(自身を除く): 28736895

約数列:

[1, 3, 9, 11, 27, 33, 37, 81, 99, 111, 113, 121, 297, 333, 339, 363, 407, 891, 999, 1017, 1089, 1221, 1243, 2997, 3051, 3267, 3663, 3729, 4181, 4477, 9153, 9801, 10989, 11187, 12543, 13431, 13673, 32967, 33561, 37629, 40293, 41019, 45991, 100683, 112887, 120879, 123057, 137973, 338661, 362637, 369171, 413919, 505901, 1107513, 1241757, 1517703, 3725271, 4553109, 13659327, 40977981]

約数ペア:

[(1, 40977981), (3, 13659327), (9, 4553109), (11, 3725271), (27, 1517703), (33, 1241757), (37, 1107513), (81, 505901), (99, 413919), (111, 369171), (113, 362637), (121, 338661), (297, 137973), (333, 123057), (339, 120879), (363, 112887), (407, 100683), (891, 45991), (999, 41019), (1017, 40293), (1089, 37629), (1221, 33561), (1243, 32967), (2997, 13673), (3051, 13431), (3267, 12543), (3663, 11187), (3729, 10989), (4181, 9801), (4477, 9153)]