28373488

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12401}}^1$

素因数の和:12433

約数の個数: 40

約数和(自身を含む): 64589616

約数和(自身を除く): 36216128

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 12401, 24802, 49604, 99208, 136411, 161213, 198416, 272822, 322426, 545644, 644852, 1091288, 1289704, 1773343, 2182576, 2579408, 3546686, 7093372, 14186744, 28373488]

約数ペア:

[(1, 28373488), (2, 14186744), (4, 7093372), (8, 3546686), (11, 2579408), (13, 2182576), (16, 1773343), (22, 1289704), (26, 1091288), (44, 644852), (52, 545644), (88, 322426), (104, 272822), (143, 198416), (176, 161213), (208, 136411), (286, 99208), (572, 49604), (1144, 24802), (2288, 12401)]