27971174

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 55987200

約数和(自身を除く): 28016026

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 53, 77, 106, 149, 154, 161, 253, 298, 322, 371, 506, 583, 742, 1043, 1166, 1219, 1639, 1771, 2086, 2438, 3278, 3427, 3542, 4081, 6854, 7897, 8162, 8533, 11473, 13409, 15794, 17066, 22946, 23989, 26818, 37697, 47978, 55279, 75394, 86867, 93863, 110558, 173734, 181631, 187726, 263879, 363262, 527758, 608069, 1216138, 1271417, 1997941, 2542834, 3995882, 13985587, 27971174]

約数ペア:

[(1, 27971174), (2, 13985587), (7, 3995882), (11, 2542834), (14, 1997941), (22, 1271417), (23, 1216138), (46, 608069), (53, 527758), (77, 363262), (106, 263879), (149, 187726), (154, 181631), (161, 173734), (253, 110558), (298, 93863), (322, 86867), (371, 75394), (506, 55279), (583, 47978), (742, 37697), (1043, 26818), (1166, 23989), (1219, 22946), (1639, 17066), (1771, 15794), (2086, 13409), (2438, 11473), (3278, 8533), (3427, 8162), (3542, 7897), (4081, 6854)]