307521137

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 412917120

約数和(自身を除く): 105395983

約数列:

[1, 7, 11, 19, 77, 97, 121, 133, 197, 209, 679, 847, 1067, 1379, 1463, 1843, 2167, 2299, 3743, 7469, 11737, 12901, 15169, 16093, 19109, 20273, 23837, 26201, 41173, 82159, 133763, 141911, 166859, 210199, 223003, 288211, 363071, 452903, 1471393, 1561021, 2312189, 2541497, 3170321, 3993781, 16185323, 27956467, 43931591, 307521137]

約数ペア:

[(1, 307521137), (7, 43931591), (11, 27956467), (19, 16185323), (77, 3993781), (97, 3170321), (121, 2541497), (133, 2312189), (197, 1561021), (209, 1471393), (679, 452903), (847, 363071), (1067, 288211), (1379, 223003), (1463, 210199), (1843, 166859), (2167, 141911), (2299, 133763), (3743, 82159), (7469, 41173), (11737, 26201), (12901, 23837), (15169, 20273), (16093, 19109)]