997588179

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{20327}}^1$

素因数の和:20400

約数の個数: 48

約数和(自身を含む): 1775854080

約数和(自身を除く): 778265901

約数列:

[1, 3, 7, 9, 19, 21, 41, 57, 63, 123, 133, 171, 287, 369, 399, 779, 861, 1197, 2337, 2583, 5453, 7011, 16359, 20327, 49077, 60981, 142289, 182943, 386213, 426867, 833407, 1158639, 1280601, 2500221, 2703491, 3475917, 5833849, 7500663, 8110473, 15834733, 17501547, 24331419, 47504199, 52504641, 110843131, 142512597, 332529393, 997588179]

約数ペア:

[(1, 997588179), (3, 332529393), (7, 142512597), (9, 110843131), (19, 52504641), (21, 47504199), (41, 24331419), (57, 17501547), (63, 15834733), (123, 8110473), (133, 7500663), (171, 5833849), (287, 3475917), (369, 2703491), (399, 2500221), (779, 1280601), (861, 1158639), (1197, 833407), (2337, 426867), (2583, 386213), (5453, 182943), (7011, 142289), (16359, 60981), (20327, 49077)]