2017125585

素因数分解:

$3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1\times {\mathrm{367}}^1$

素因数の和:756

約数の個数: 80

約数和(自身を含む): 3725390592

約数和(自身を除く): 1708265007

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 81, 123, 135, 205, 331, 367, 369, 405, 615, 993, 1101, 1107, 1655, 1835, 1845, 2979, 3303, 3321, 4965, 5505, 5535, 8937, 9909, 13571, 14895, 15047, 16515, 16605, 26811, 29727, 40713, 44685, 45141, 49545, 67855, 75235, 121477, 122139, 134055, 135423, 148635, 203565, 225705, 364431, 366417, 406269, 607385, 610695, 677115, 1093293, 1099251, 1218807, 1822155, 1832085, 2031345, 3279879, 4980557, 5466465, 5496255, 6094035, 9839637, 14941671, 16399395, 24902785, 44825013, 49198185, 74708355, 134475039, 224125065, 403425117, 672375195, 2017125585]

約数ペア:

[(1, 2017125585), (3, 672375195), (5, 403425117), (9, 224125065), (15, 134475039), (27, 74708355), (41, 49198185), (45, 44825013), (81, 24902785), (123, 16399395), (135, 14941671), (205, 9839637), (331, 6094035), (367, 5496255), (369, 5466465), (405, 4980557), (615, 3279879), (993, 2031345), (1101, 1832085), (1107, 1822155), (1655, 1218807), (1835, 1099251), (1845, 1093293), (2979, 677115), (3303, 610695), (3321, 607385), (4965, 406269), (5505, 366417), (5535, 364431), (8937, 225705), (9909, 203565), (13571, 148635), (14895, 135423), (15047, 134055), (16515, 122139), (16605, 121477), (26811, 75235), (29727, 67855), (40713, 49545), (44685, 45141)]