122391787

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 152409600

約数和(自身を除く): 30017813

約数列:

[1, 7, 19, 53, 97, 133, 179, 371, 679, 1007, 1253, 1843, 3401, 5141, 7049, 9487, 12901, 17363, 23807, 35987, 66409, 97679, 121541, 180253, 329897, 683753, 920239, 1261771, 2309279, 6441673, 17484541, 122391787]

約数ペア:

[(1, 122391787), (7, 17484541), (19, 6441673), (53, 2309279), (97, 1261771), (133, 920239), (179, 683753), (371, 329897), (679, 180253), (1007, 121541), (1253, 97679), (1843, 66409), (3401, 35987), (5141, 23807), (7049, 17363), (9487, 12901)]