19070289

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 34836480

約数和(自身を除く): 15766191

約数列:

[1, 3, 7, 9, 21, 23, 27, 41, 63, 69, 107, 123, 161, 189, 207, 287, 321, 369, 483, 621, 749, 861, 943, 963, 1107, 1449, 2247, 2461, 2583, 2829, 2889, 4347, 4387, 6601, 6741, 7383, 7749, 8487, 13161, 17227, 19803, 20223, 22149, 25461, 30709, 39483, 51681, 59409, 66447, 92127, 100901, 118449, 155043, 178227, 276381, 302703, 465129, 706307, 829143, 908109, 2118921, 2724327, 6356763, 19070289]

約数ペア:

[(1, 19070289), (3, 6356763), (7, 2724327), (9, 2118921), (21, 908109), (23, 829143), (27, 706307), (41, 465129), (63, 302703), (69, 276381), (107, 178227), (123, 155043), (161, 118449), (189, 100901), (207, 92127), (287, 66447), (321, 59409), (369, 51681), (483, 39483), (621, 30709), (749, 25461), (861, 22149), (943, 20223), (963, 19803), (1107, 17227), (1449, 13161), (2247, 8487), (2461, 7749), (2583, 7383), (2829, 6741), (2889, 6601), (4347, 4387)]