155988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{619}}^1$

素因数の和:636

約数の個数: 36

約数和(自身を含む): 451360

約数和(自身を除く): 295372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 619, 1238, 1857, 2476, 3714, 4333, 5571, 7428, 8666, 11142, 12999, 17332, 22284, 25998, 38997, 51996, 77994, 155988]

約数ペア:

[(1, 155988), (2, 77994), (3, 51996), (4, 38997), (6, 25998), (7, 22284), (9, 17332), (12, 12999), (14, 11142), (18, 8666), (21, 7428), (28, 5571), (36, 4333), (42, 3714), (63, 2476), (84, 1857), (126, 1238), (252, 619)]