197917412

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{2053}}^1$

素因数の和:2388

約数の個数: 48

約数和(自身を含む): 433410432

約数和(自身を除く): 235493020

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 313, 626, 1252, 2053, 2191, 3443, 4106, 4382, 6886, 8212, 8764, 13772, 14371, 22583, 24101, 28742, 45166, 48202, 57484, 90332, 96404, 158081, 316162, 632324, 642589, 1285178, 2570356, 4498123, 7068479, 8996246, 14136958, 17992492, 28273916, 49479353, 98958706, 197917412]

約数ペア:

[(1, 197917412), (2, 98958706), (4, 49479353), (7, 28273916), (11, 17992492), (14, 14136958), (22, 8996246), (28, 7068479), (44, 4498123), (77, 2570356), (154, 1285178), (308, 642589), (313, 632324), (626, 316162), (1252, 158081), (2053, 96404), (2191, 90332), (3443, 57484), (4106, 48202), (4382, 45166), (6886, 28742), (8212, 24101), (8764, 22583), (13772, 14371)]