28361528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{463}}^1$

素因数の和:532

約数の個数: 64

約数和(自身を含む): 62361600

約数和(自身を除く): 34000072

約数列:

[1, 2, 4, 8, 13, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 247, 248, 403, 463, 494, 589, 806, 926, 988, 1178, 1612, 1852, 1976, 2356, 3224, 3704, 4712, 6019, 7657, 8797, 12038, 14353, 15314, 17594, 24076, 28706, 30628, 35188, 48152, 57412, 61256, 70376, 114361, 114824, 186589, 228722, 272707, 373178, 457444, 545414, 746356, 914888, 1090828, 1492712, 2181656, 3545191, 7090382, 14180764, 28361528]

約数ペア:

[(1, 28361528), (2, 14180764), (4, 7090382), (8, 3545191), (13, 2181656), (19, 1492712), (26, 1090828), (31, 914888), (38, 746356), (52, 545414), (62, 457444), (76, 373178), (104, 272707), (124, 228722), (152, 186589), (247, 114824), (248, 114361), (403, 70376), (463, 61256), (494, 57412), (589, 48152), (806, 35188), (926, 30628), (988, 28706), (1178, 24076), (1612, 17594), (1852, 15314), (1976, 14353), (2356, 12038), (3224, 8797), (3704, 7657), (4712, 6019)]