1555778988

素因数分解:

$2^2\times 3^4\times {\mathrm{307}}^1\times {\mathrm{15641}}^1$

素因数の和:15964

約数の個数: 60

約数和(自身を含む): 4080622392

約数和(自身を除く): 2524843404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 307, 324, 614, 921, 1228, 1842, 2763, 3684, 5526, 8289, 11052, 15641, 16578, 24867, 31282, 33156, 46923, 49734, 62564, 93846, 99468, 140769, 187692, 281538, 422307, 563076, 844614, 1266921, 1689228, 2533842, 4801787, 5067684, 9603574, 14405361, 19207148, 28810722, 43216083, 57621444, 86432166, 129648249, 172864332, 259296498, 388944747, 518592996, 777889494, 1555778988]

約数ペア:

[(1, 1555778988), (2, 777889494), (3, 518592996), (4, 388944747), (6, 259296498), (9, 172864332), (12, 129648249), (18, 86432166), (27, 57621444), (36, 43216083), (54, 28810722), (81, 19207148), (108, 14405361), (162, 9603574), (307, 5067684), (324, 4801787), (614, 2533842), (921, 1689228), (1228, 1266921), (1842, 844614), (2763, 563076), (3684, 422307), (5526, 281538), (8289, 187692), (11052, 140769), (15641, 99468), (16578, 93846), (24867, 62564), (31282, 49734), (33156, 46923)]