166543208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{947}}^1$

素因数の和:1074

約数の個数: 64

約数和(自身を含む): 358344000

約数和(自身を除く): 191800792

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 89, 104, 152, 178, 247, 356, 494, 712, 947, 988, 1157, 1691, 1894, 1976, 2314, 3382, 3788, 4628, 6764, 7576, 9256, 12311, 13528, 17993, 21983, 24622, 35986, 43966, 49244, 71972, 84283, 87932, 98488, 143944, 168566, 175864, 233909, 337132, 467818, 674264, 935636, 1095679, 1601377, 1871272, 2191358, 3202754, 4382716, 6405508, 8765432, 12811016, 20817901, 41635802, 83271604, 166543208]

約数ペア:

[(1, 166543208), (2, 83271604), (4, 41635802), (8, 20817901), (13, 12811016), (19, 8765432), (26, 6405508), (38, 4382716), (52, 3202754), (76, 2191358), (89, 1871272), (104, 1601377), (152, 1095679), (178, 935636), (247, 674264), (356, 467818), (494, 337132), (712, 233909), (947, 175864), (988, 168566), (1157, 143944), (1691, 98488), (1894, 87932), (1976, 84283), (2314, 71972), (3382, 49244), (3788, 43966), (4628, 35986), (6764, 24622), (7576, 21983), (9256, 17993), (12311, 13528)]