123553998

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:463

約数の個数: 80

約数和(自身を含む): 294552720

約数和(自身を除く): 170998722

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 137, 162, 171, 274, 293, 342, 411, 513, 586, 822, 879, 1026, 1233, 1539, 1758, 2466, 2603, 2637, 3078, 3699, 5206, 5274, 5567, 7398, 7809, 7911, 11097, 11134, 15618, 15822, 16701, 22194, 23427, 23733, 33402, 40141, 46854, 47466, 50103, 70281, 80282, 100206, 120423, 140562, 150309, 210843, 240846, 300618, 361269, 421686, 450927, 722538, 762679, 901854, 1083807, 1525358, 2167614, 2288037, 3251421, 4576074, 6502842, 6864111, 13728222, 20592333, 41184666, 61776999, 123553998]

約数ペア:

[(1, 123553998), (2, 61776999), (3, 41184666), (6, 20592333), (9, 13728222), (18, 6864111), (19, 6502842), (27, 4576074), (38, 3251421), (54, 2288037), (57, 2167614), (81, 1525358), (114, 1083807), (137, 901854), (162, 762679), (171, 722538), (274, 450927), (293, 421686), (342, 361269), (411, 300618), (513, 240846), (586, 210843), (822, 150309), (879, 140562), (1026, 120423), (1233, 100206), (1539, 80282), (1758, 70281), (2466, 50103), (2603, 47466), (2637, 46854), (3078, 40141), (3699, 33402), (5206, 23733), (5274, 23427), (5567, 22194), (7398, 16701), (7809, 15822), (7911, 15618), (11097, 11134)]