201864555

素因数分解:

$3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8171}}^1$

素因数の和:8249

約数の個数: 40

約数和(自身を含む): 367838064

約数和(自身を除く): 165973509

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 81, 135, 183, 305, 405, 549, 915, 1647, 2745, 4941, 8171, 8235, 24513, 24705, 40855, 73539, 122565, 220617, 367695, 498431, 661851, 1103085, 1495293, 2492155, 3309255, 4485879, 7476465, 13457637, 22429395, 40372911, 67288185, 201864555]

約数ペア:

[(1, 201864555), (3, 67288185), (5, 40372911), (9, 22429395), (15, 13457637), (27, 7476465), (45, 4485879), (61, 3309255), (81, 2492155), (135, 1495293), (183, 1103085), (305, 661851), (405, 498431), (549, 367695), (915, 220617), (1647, 122565), (2745, 73539), (4941, 40855), (8171, 24705), (8235, 24513)]