2017054081

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 2520882000

約数和(自身を除く): 503827919

約数列:

[1, 7, 29, 41, 49, 89, 203, 287, 389, 623, 1189, 1421, 2009, 2581, 2723, 3649, 4361, 8323, 11281, 15949, 18067, 19061, 25543, 34621, 58261, 78967, 105821, 111643, 126469, 178801, 242347, 462521, 552769, 740747, 781501, 1004009, 1419461, 1696429, 3237647, 5185229, 7028063, 9936227, 22663529, 41164369, 49196441, 69553589, 288150583, 2017054081]

約数ペア:

[(1, 2017054081), (7, 288150583), (29, 69553589), (41, 49196441), (49, 41164369), (89, 22663529), (203, 9936227), (287, 7028063), (389, 5185229), (623, 3237647), (1189, 1696429), (1421, 1419461), (2009, 1004009), (2581, 781501), (2723, 740747), (3649, 552769), (4361, 462521), (8323, 242347), (11281, 178801), (15949, 126469), (18067, 111643), (19061, 105821), (25543, 78967), (34621, 58261)]