7617519

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 13837824

約数和(自身を除く): 6220305

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 71, 91, 117, 131, 213, 273, 393, 497, 639, 819, 917, 923, 1179, 1491, 1703, 2751, 2769, 4473, 5109, 6461, 8253, 8307, 9301, 11921, 15327, 19383, 27903, 35763, 58149, 65107, 83709, 107289, 120913, 195321, 362739, 585963, 846391, 1088217, 2539173, 7617519]

約数ペア:

[(1, 7617519), (3, 2539173), (7, 1088217), (9, 846391), (13, 585963), (21, 362739), (39, 195321), (63, 120913), (71, 107289), (91, 83709), (117, 65107), (131, 58149), (213, 35763), (273, 27903), (393, 19383), (497, 15327), (639, 11921), (819, 9301), (917, 8307), (923, 8253), (1179, 6461), (1491, 5109), (1703, 4473), (2751, 2769)]