20220123

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 37601280

約数和(自身を除く): 17381157

約数列:

[1, 3, 7, 11, 17, 19, 21, 33, 51, 57, 77, 119, 133, 187, 209, 231, 271, 323, 357, 399, 561, 627, 813, 969, 1309, 1463, 1897, 2261, 2981, 3553, 3927, 4389, 4607, 5149, 5691, 6783, 8943, 10659, 13821, 15447, 20867, 24871, 32249, 36043, 50677, 56639, 62601, 74613, 87533, 96747, 108129, 152031, 169917, 262599, 354739, 396473, 612731, 962863, 1064217, 1189419, 1838193, 2888589, 6740041, 20220123]

約数ペア:

[(1, 20220123), (3, 6740041), (7, 2888589), (11, 1838193), (17, 1189419), (19, 1064217), (21, 962863), (33, 612731), (51, 396473), (57, 354739), (77, 262599), (119, 169917), (133, 152031), (187, 108129), (209, 96747), (231, 87533), (271, 74613), (323, 62601), (357, 56639), (399, 50677), (561, 36043), (627, 32249), (813, 24871), (969, 20867), (1309, 15447), (1463, 13821), (1897, 10659), (2261, 8943), (2981, 6783), (3553, 5691), (3927, 5149), (4389, 4607)]