157874553

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 253169280

約数和(自身を除く): 95294727

約数列:

[1, 3, 9, 19, 23, 57, 69, 137, 171, 207, 293, 411, 437, 879, 1233, 1311, 2603, 2637, 3151, 3933, 5567, 6739, 7809, 9453, 16701, 20217, 23427, 28359, 40141, 50103, 59869, 60651, 120423, 128041, 179607, 361269, 384123, 538821, 762679, 923243, 1152369, 2288037, 2769729, 6864111, 8309187, 17541617, 52624851, 157874553]

約数ペア:

[(1, 157874553), (3, 52624851), (9, 17541617), (19, 8309187), (23, 6864111), (57, 2769729), (69, 2288037), (137, 1152369), (171, 923243), (207, 762679), (293, 538821), (411, 384123), (437, 361269), (879, 179607), (1233, 128041), (1311, 120423), (2603, 60651), (2637, 59869), (3151, 50103), (3933, 40141), (5567, 28359), (6739, 23427), (7809, 20217), (9453, 16701)]