131131364

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11621}}^1$

素因数の和:11676

約数の個数: 48

約数和(自身を含む): 291572736

約数和(自身を除く): 160441372

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 11621, 23242, 46484, 81347, 151073, 162694, 302146, 325388, 360251, 604292, 720502, 1057511, 1441004, 2115022, 2521757, 4230044, 4683263, 5043514, 9366526, 10087028, 18733052, 32782841, 65565682, 131131364]

約数ペア:

[(1, 131131364), (2, 65565682), (4, 32782841), (7, 18733052), (13, 10087028), (14, 9366526), (26, 5043514), (28, 4683263), (31, 4230044), (52, 2521757), (62, 2115022), (91, 1441004), (124, 1057511), (182, 720502), (217, 604292), (364, 360251), (403, 325388), (434, 302146), (806, 162694), (868, 151073), (1612, 81347), (2821, 46484), (5642, 23242), (11284, 11621)]