28974335

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{809}}^1$

素因数の和:875

約数の個数: 32

約数和(自身を含む): 40824000

約数和(自身を除く): 11849665

約数列:

[1, 5, 13, 19, 29, 65, 95, 145, 247, 377, 551, 809, 1235, 1885, 2755, 4045, 7163, 10517, 15371, 23461, 35815, 52585, 76855, 117305, 199823, 304993, 445759, 999115, 1524965, 2228795, 5794867, 28974335]

約数ペア:

[(1, 28974335), (5, 5794867), (13, 2228795), (19, 1524965), (29, 999115), (65, 445759), (95, 304993), (145, 199823), (247, 117305), (377, 76855), (551, 52585), (809, 35815), (1235, 23461), (1885, 15371), (2755, 10517), (4045, 7163)]