16391235

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{769}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 31600800

約数和(自身を除く): 15209565

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 49, 87, 105, 145, 147, 203, 245, 435, 609, 735, 769, 1015, 1421, 2307, 3045, 3845, 4263, 5383, 7105, 11535, 16149, 21315, 22301, 26915, 37681, 66903, 80745, 111505, 113043, 156107, 188405, 334515, 468321, 565215, 780535, 1092749, 2341605, 3278247, 5463745, 16391235]

約数ペア:

[(1, 16391235), (3, 5463745), (5, 3278247), (7, 2341605), (15, 1092749), (21, 780535), (29, 565215), (35, 468321), (49, 334515), (87, 188405), (105, 156107), (145, 113043), (147, 111505), (203, 80745), (245, 66903), (435, 37681), (609, 26915), (735, 22301), (769, 21315), (1015, 16149), (1421, 11535), (2307, 7105), (3045, 5383), (3845, 4263)]