1971206888

素因数分解:

$2^3\times 7^2\times {\mathrm{89}}^1\times {\mathrm{56501}}^1$

素因数の和:56610

約数の個数: 48

約数和(自身を含む): 4347828900

約数和(自身を除く): 2376622012

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 89, 98, 178, 196, 356, 392, 623, 712, 1246, 2492, 4361, 4984, 8722, 17444, 34888, 56501, 113002, 226004, 395507, 452008, 791014, 1582028, 2768549, 3164056, 5028589, 5537098, 10057178, 11074196, 20114356, 22148392, 35200123, 40228712, 70400246, 140800492, 246400861, 281600984, 492801722, 985603444, 1971206888]

約数ペア:

[(1, 1971206888), (2, 985603444), (4, 492801722), (7, 281600984), (8, 246400861), (14, 140800492), (28, 70400246), (49, 40228712), (56, 35200123), (89, 22148392), (98, 20114356), (178, 11074196), (196, 10057178), (356, 5537098), (392, 5028589), (623, 3164056), (712, 2768549), (1246, 1582028), (2492, 791014), (4361, 452008), (4984, 395507), (8722, 226004), (17444, 113002), (34888, 56501)]