15930517393

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1\times {\mathrm{2939}}^1$

素因数の和:3357

約数の個数: 32

約数和(自身を含む): 19223930880

約数和(自身を除く): 3293413487

約数列:

[1, 7, 23, 131, 161, 257, 917, 1799, 2939, 3013, 5911, 20573, 21091, 33667, 41377, 67597, 235669, 385009, 473179, 755323, 774341, 2695063, 5287261, 5420387, 8855207, 17372429, 61986449, 98947313, 121607003, 692631191, 2275788199, 15930517393]

約数ペア:

[(1, 15930517393), (7, 2275788199), (23, 692631191), (131, 121607003), (161, 98947313), (257, 61986449), (917, 17372429), (1799, 8855207), (2939, 5420387), (3013, 5287261), (5911, 2695063), (20573, 774341), (21091, 755323), (33667, 473179), (41377, 385009), (67597, 235669)]