28689045

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 58337280

約数和(自身を除く): 29648235

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 59, 77, 105, 165, 177, 231, 295, 385, 413, 421, 649, 885, 1155, 1239, 1263, 1947, 2065, 2105, 2947, 3245, 4543, 4631, 6195, 6315, 8841, 9735, 13629, 13893, 14735, 22715, 23155, 24839, 32417, 44205, 68145, 69465, 74517, 97251, 124195, 162085, 173873, 273229, 372585, 486255, 521619, 819687, 869365, 1366145, 1912603, 2608095, 4098435, 5737809, 9563015, 28689045]

約数ペア:

[(1, 28689045), (3, 9563015), (5, 5737809), (7, 4098435), (11, 2608095), (15, 1912603), (21, 1366145), (33, 869365), (35, 819687), (55, 521619), (59, 486255), (77, 372585), (105, 273229), (165, 173873), (177, 162085), (231, 124195), (295, 97251), (385, 74517), (413, 69465), (421, 68145), (649, 44205), (885, 32417), (1155, 24839), (1239, 23155), (1263, 22715), (1947, 14735), (2065, 13893), (2105, 13629), (2947, 9735), (3245, 8841), (4543, 6315), (4631, 6195)]