489469458088

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21661}}^1\times {\mathrm{12781}}^1$

素因数の和:34478

約数の個数: 64

約数和(自身を含む): 1046620325520

約数和(自身を除く): 557150867432

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 12781, 21661, 25562, 43322, 51124, 86644, 102248, 166153, 173288, 217277, 281593, 332306, 368237, 434554, 563186, 664612, 736474, 869108, 1126372, 1329224, 1472948, 1738216, 2252744, 2824601, 2945896, 4787081, 5649202, 9574162, 11298404, 19148324, 22596808, 38296648, 276849241, 553698482, 1107396964, 2214793928, 3599040133, 4706437097, 7198080266, 9412874194, 14396160532, 18825748388, 28792321064, 37651496776, 61183682261, 122367364522, 244734729044, 489469458088]

約数ペア:

[(1, 489469458088), (2, 244734729044), (4, 122367364522), (8, 61183682261), (13, 37651496776), (17, 28792321064), (26, 18825748388), (34, 14396160532), (52, 9412874194), (68, 7198080266), (104, 4706437097), (136, 3599040133), (221, 2214793928), (442, 1107396964), (884, 553698482), (1768, 276849241), (12781, 38296648), (21661, 22596808), (25562, 19148324), (43322, 11298404), (51124, 9574162), (86644, 5649202), (102248, 4787081), (166153, 2945896), (173288, 2824601), (217277, 2252744), (281593, 1738216), (332306, 1472948), (368237, 1329224), (434554, 1126372), (563186, 869108), (664612, 736474)]