812749168

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{34721}}^1$

素因数の和:34766

約数の個数: 80

約数和(自身を含む): 2066653440

約数和(自身を除く): 1253904272

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 38, 44, 56, 76, 77, 88, 112, 133, 152, 154, 176, 209, 266, 304, 308, 418, 532, 616, 836, 1064, 1232, 1463, 1672, 2128, 2926, 3344, 5852, 11704, 23408, 34721, 69442, 138884, 243047, 277768, 381931, 486094, 555536, 659699, 763862, 972188, 1319398, 1527724, 1944376, 2638796, 2673517, 3055448, 3888752, 4617893, 5277592, 5347034, 6110896, 7256689, 9235786, 10555184, 10694068, 14513378, 18471572, 21388136, 29026756, 36943144, 42776272, 50796823, 58053512, 73886288, 101593646, 116107024, 203187292, 406374584, 812749168]

約数ペア:

[(1, 812749168), (2, 406374584), (4, 203187292), (7, 116107024), (8, 101593646), (11, 73886288), (14, 58053512), (16, 50796823), (19, 42776272), (22, 36943144), (28, 29026756), (38, 21388136), (44, 18471572), (56, 14513378), (76, 10694068), (77, 10555184), (88, 9235786), (112, 7256689), (133, 6110896), (152, 5347034), (154, 5277592), (176, 4617893), (209, 3888752), (266, 3055448), (304, 2673517), (308, 2638796), (418, 1944376), (532, 1527724), (616, 1319398), (836, 972188), (1064, 763862), (1232, 659699), (1463, 555536), (1672, 486094), (2128, 381931), (2926, 277768), (3344, 243047), (5852, 138884), (11704, 69442), (23408, 34721)]