320423733

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6529}}^1$

素因数の和:6602

約数の個数: 48

約数和(自身を含む): 570460800

約数和(自身を除く): 250037067

約数列:

[1, 3, 7, 9, 19, 21, 41, 57, 63, 123, 133, 171, 287, 369, 399, 779, 861, 1197, 2337, 2583, 5453, 6529, 7011, 16359, 19587, 45703, 49077, 58761, 124051, 137109, 267689, 372153, 411327, 803067, 868357, 1116459, 1873823, 2409201, 2605071, 5086091, 5621469, 7815213, 15258273, 16864407, 35602637, 45774819, 106807911, 320423733]

約数ペア:

[(1, 320423733), (3, 106807911), (7, 45774819), (9, 35602637), (19, 16864407), (21, 15258273), (41, 7815213), (57, 5621469), (63, 5086091), (123, 2605071), (133, 2409201), (171, 1873823), (287, 1116459), (369, 868357), (399, 803067), (779, 411327), (861, 372153), (1197, 267689), (2337, 137109), (2583, 124051), (5453, 58761), (6529, 49077), (7011, 45703), (16359, 19587)]