13165803

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 24261120

約数和(自身を除く): 11095317

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 119, 133, 153, 171, 323, 357, 399, 647, 969, 1071, 1197, 1941, 2261, 2907, 4529, 5823, 6783, 10999, 12293, 13587, 20349, 32997, 36879, 40761, 76993, 86051, 98991, 110637, 208981, 230979, 258153, 626943, 692937, 774459, 1462867, 1880829, 4388601, 13165803]

約数ペア:

[(1, 13165803), (3, 4388601), (7, 1880829), (9, 1462867), (17, 774459), (19, 692937), (21, 626943), (51, 258153), (57, 230979), (63, 208981), (119, 110637), (133, 98991), (153, 86051), (171, 76993), (323, 40761), (357, 36879), (399, 32997), (647, 20349), (969, 13587), (1071, 12293), (1197, 10999), (1941, 6783), (2261, 5823), (2907, 4529)]