287884818

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{3881}}^1$

素因数の和:4219

約数の個数: 48

約数和(自身を含む): 674023896

約数和(自身を除く): 386139078

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 317, 634, 951, 1902, 2853, 3881, 4121, 5706, 7762, 8242, 11643, 12363, 23286, 24726, 34929, 37089, 50453, 69858, 74178, 100906, 151359, 302718, 454077, 908154, 1230277, 2460554, 3690831, 7381662, 11072493, 15993601, 22144986, 31987202, 47980803, 95961606, 143942409, 287884818]

約数ペア:

[(1, 287884818), (2, 143942409), (3, 95961606), (6, 47980803), (9, 31987202), (13, 22144986), (18, 15993601), (26, 11072493), (39, 7381662), (78, 3690831), (117, 2460554), (234, 1230277), (317, 908154), (634, 454077), (951, 302718), (1902, 151359), (2853, 100906), (3881, 74178), (4121, 69858), (5706, 50453), (7762, 37089), (8242, 34929), (11643, 24726), (12363, 23286)]