1290415

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 1887840

約数和(自身を除く): 597425

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 229, 245, 805, 1127, 1145, 1603, 5267, 5635, 8015, 11221, 26335, 36869, 56105, 184345, 258083, 1290415]

約数ペア:

[(1, 1290415), (5, 258083), (7, 184345), (23, 56105), (35, 36869), (49, 26335), (115, 11221), (161, 8015), (229, 5635), (245, 5267), (805, 1603), (1127, 1145)]