977860170

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{221737}}^1$

素因数の和:221764

約数の個数: 72

約数和(自身を含む): 2957541444

約数和(自身を除く): 1979681274

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 221737, 443474, 665211, 1108685, 1330422, 1552159, 1995633, 2217370, 3104318, 3326055, 3991266, 4656477, 6652110, 7760795, 9312954, 9978165, 10865113, 13969431, 15521590, 19956330, 21730226, 23282385, 27938862, 32595339, 46564770, 54325565, 65190678, 69847155, 97786017, 108651130, 139694310, 162976695, 195572034, 325953390, 488930085, 977860170]

約数ペア:

[(1, 977860170), (2, 488930085), (3, 325953390), (5, 195572034), (6, 162976695), (7, 139694310), (9, 108651130), (10, 97786017), (14, 69847155), (15, 65190678), (18, 54325565), (21, 46564770), (30, 32595339), (35, 27938862), (42, 23282385), (45, 21730226), (49, 19956330), (63, 15521590), (70, 13969431), (90, 10865113), (98, 9978165), (105, 9312954), (126, 7760795), (147, 6652110), (210, 4656477), (245, 3991266), (294, 3326055), (315, 3104318), (441, 2217370), (490, 1995633), (630, 1552159), (735, 1330422), (882, 1108685), (1470, 665211), (2205, 443474), (4410, 221737)]