168991005

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{6899}}^1$

素因数の和:7001

約数の個数: 32

約数和(自身を含む): 286156800

約数和(自身を除く): 117165795

約数列:

[1, 3, 5, 15, 23, 69, 71, 115, 213, 345, 355, 1065, 1633, 4899, 6899, 8165, 20697, 24495, 34495, 103485, 158677, 476031, 489829, 793385, 1469487, 2380155, 2449145, 7347435, 11266067, 33798201, 56330335, 168991005]

約数ペア:

[(1, 168991005), (3, 56330335), (5, 33798201), (15, 11266067), (23, 7347435), (69, 2449145), (71, 2380155), (115, 1469487), (213, 793385), (345, 489829), (355, 476031), (1065, 158677), (1633, 103485), (4899, 34495), (6899, 24495), (8165, 20697)]