201996585

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1657}}^1$

素因数の和:1724

約数の個数: 80

約数和(自身を含む): 423705216

約数和(自身を除く): 221708631

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 43, 45, 63, 81, 105, 129, 135, 189, 215, 301, 315, 387, 405, 567, 645, 903, 945, 1161, 1505, 1657, 1935, 2709, 2835, 3483, 4515, 4971, 5805, 8127, 8285, 11599, 13545, 14913, 17415, 24381, 24855, 34797, 40635, 44739, 57995, 71251, 74565, 104391, 121905, 134217, 173985, 213753, 223695, 313173, 356255, 498757, 521955, 641259, 671085, 939519, 1068765, 1496271, 1565865, 1923777, 2493785, 3206295, 4488813, 4697595, 5771331, 7481355, 9618885, 13466439, 22444065, 28856655, 40399317, 67332195, 201996585]

約数ペア:

[(1, 201996585), (3, 67332195), (5, 40399317), (7, 28856655), (9, 22444065), (15, 13466439), (21, 9618885), (27, 7481355), (35, 5771331), (43, 4697595), (45, 4488813), (63, 3206295), (81, 2493785), (105, 1923777), (129, 1565865), (135, 1496271), (189, 1068765), (215, 939519), (301, 671085), (315, 641259), (387, 521955), (405, 498757), (567, 356255), (645, 313173), (903, 223695), (945, 213753), (1161, 173985), (1505, 134217), (1657, 121905), (1935, 104391), (2709, 74565), (2835, 71251), (3483, 57995), (4515, 44739), (4971, 40635), (5805, 34797), (8127, 24855), (8285, 24381), (11599, 17415), (13545, 14913)]