304990413

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{4523}}^1$

素因数の和:4578

約数の個数: 48

約数和(自身を含む): 529850880

約数和(自身を除く): 224860467

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 169, 247, 273, 399, 507, 741, 1183, 1729, 3211, 3549, 4523, 5187, 9633, 13569, 22477, 31661, 58799, 67431, 85937, 94983, 176397, 257811, 411593, 601559, 764387, 1117181, 1234779, 1804677, 2293161, 3351543, 5350709, 7820267, 14523353, 16052127, 23460801, 43570059, 101663471, 304990413]

約数ペア:

[(1, 304990413), (3, 101663471), (7, 43570059), (13, 23460801), (19, 16052127), (21, 14523353), (39, 7820267), (57, 5350709), (91, 3351543), (133, 2293161), (169, 1804677), (247, 1234779), (273, 1117181), (399, 764387), (507, 601559), (741, 411593), (1183, 257811), (1729, 176397), (3211, 94983), (3549, 85937), (4523, 67431), (5187, 58799), (9633, 31661), (13569, 22477)]