28054312

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 62596800

約数和(自身を除く): 34542488

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 137, 143, 179, 274, 286, 358, 548, 572, 716, 1096, 1144, 1432, 1507, 1781, 1969, 2327, 3014, 3562, 3938, 4654, 6028, 7124, 7876, 9308, 12056, 14248, 15752, 18616, 19591, 24523, 25597, 39182, 49046, 51194, 78364, 98092, 102388, 156728, 196184, 204776, 269753, 318799, 539506, 637598, 1079012, 1275196, 2158024, 2550392, 3506789, 7013578, 14027156, 28054312]

約数ペア:

[(1, 28054312), (2, 14027156), (4, 7013578), (8, 3506789), (11, 2550392), (13, 2158024), (22, 1275196), (26, 1079012), (44, 637598), (52, 539506), (88, 318799), (104, 269753), (137, 204776), (143, 196184), (179, 156728), (274, 102388), (286, 98092), (358, 78364), (548, 51194), (572, 49046), (716, 39182), (1096, 25597), (1144, 24523), (1432, 19591), (1507, 18616), (1781, 15752), (1969, 14248), (2327, 12056), (3014, 9308), (3562, 7876), (3938, 7124), (4654, 6028)]