245853188

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{941}}^1$

素因数の和:1033

約数の個数: 72

約数和(自身を含む): 529208064

約数和(自身を除く): 283354876

約数列:

[1, 2, 4, 7, 14, 28, 31, 43, 49, 62, 86, 98, 124, 172, 196, 217, 301, 434, 602, 868, 941, 1204, 1333, 1519, 1882, 2107, 2666, 3038, 3764, 4214, 5332, 6076, 6587, 8428, 9331, 13174, 18662, 26348, 29171, 37324, 40463, 46109, 58342, 65317, 80926, 92218, 116684, 130634, 161852, 184436, 204197, 261268, 283241, 408394, 566482, 816788, 1132964, 1254353, 1429379, 1982687, 2508706, 2858758, 3965374, 5017412, 5717516, 7930748, 8780471, 17560942, 35121884, 61463297, 122926594, 245853188]

約数ペア:

[(1, 245853188), (2, 122926594), (4, 61463297), (7, 35121884), (14, 17560942), (28, 8780471), (31, 7930748), (43, 5717516), (49, 5017412), (62, 3965374), (86, 2858758), (98, 2508706), (124, 1982687), (172, 1429379), (196, 1254353), (217, 1132964), (301, 816788), (434, 566482), (602, 408394), (868, 283241), (941, 261268), (1204, 204197), (1333, 184436), (1519, 161852), (1882, 130634), (2107, 116684), (2666, 92218), (3038, 80926), (3764, 65317), (4214, 58342), (5332, 46109), (6076, 40463), (6587, 37324), (8428, 29171), (9331, 26348), (13174, 18662)]