277509628

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:403

約数の個数: 72

約数和(自身を含む): 564945696

約数和(自身を除く): 287436068

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 97, 121, 194, 242, 253, 257, 388, 484, 506, 514, 1012, 1028, 1067, 2134, 2231, 2783, 2827, 4268, 4462, 5566, 5654, 5911, 8924, 11132, 11308, 11737, 11822, 23474, 23644, 24541, 24929, 31097, 46948, 49082, 49858, 62194, 65021, 98164, 99716, 124388, 130042, 260084, 269951, 274219, 539902, 548438, 573367, 715231, 1079804, 1096876, 1146734, 1430462, 2293468, 2860924, 3016409, 6032818, 6307037, 12065636, 12614074, 25228148, 69377407, 138754814, 277509628]

約数ペア:

[(1, 277509628), (2, 138754814), (4, 69377407), (11, 25228148), (22, 12614074), (23, 12065636), (44, 6307037), (46, 6032818), (92, 3016409), (97, 2860924), (121, 2293468), (194, 1430462), (242, 1146734), (253, 1096876), (257, 1079804), (388, 715231), (484, 573367), (506, 548438), (514, 539902), (1012, 274219), (1028, 269951), (1067, 260084), (2134, 130042), (2231, 124388), (2783, 99716), (2827, 98164), (4268, 65021), (4462, 62194), (5566, 49858), (5654, 49082), (5911, 46948), (8924, 31097), (11132, 24929), (11308, 24541), (11737, 23644), (11822, 23474)]