81553035

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4691}}^1$

素因数の和:4779

約数の個数: 32

約数和(自身を含む): 139633920

約数和(自身を除く): 58080885

約数列:

[1, 3, 5, 15, 19, 57, 61, 95, 183, 285, 305, 915, 1159, 3477, 4691, 5795, 14073, 17385, 23455, 70365, 89129, 267387, 286151, 445645, 858453, 1336935, 1430755, 4292265, 5436869, 16310607, 27184345, 81553035]

約数ペア:

[(1, 81553035), (3, 27184345), (5, 16310607), (15, 5436869), (19, 4292265), (57, 1430755), (61, 1336935), (95, 858453), (183, 445645), (285, 286151), (305, 267387), (915, 89129), (1159, 70365), (3477, 23455), (4691, 17385), (5795, 14073)]