16968159

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 29484000

約数和(自身を除く): 12515841

約数列:

[1, 3, 9, 13, 17, 19, 39, 51, 57, 117, 153, 171, 221, 247, 323, 449, 663, 741, 969, 1347, 1989, 2223, 2907, 4041, 4199, 5837, 7633, 8531, 12597, 17511, 22899, 25593, 37791, 52533, 68697, 76779, 99229, 110903, 145027, 297687, 332709, 435081, 893061, 998127, 1305243, 1885351, 5656053, 16968159]

約数ペア:

[(1, 16968159), (3, 5656053), (9, 1885351), (13, 1305243), (17, 998127), (19, 893061), (39, 435081), (51, 332709), (57, 297687), (117, 145027), (153, 110903), (171, 99229), (221, 76779), (247, 68697), (323, 52533), (449, 37791), (663, 25593), (741, 22899), (969, 17511), (1347, 12597), (1989, 8531), (2223, 7633), (2907, 5837), (4041, 4199)]