13781565

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 27750528

約数和(自身を除く): 13968963

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 67, 105, 201, 315, 335, 469, 603, 653, 1005, 1407, 1959, 2345, 3015, 3265, 4221, 4571, 5877, 7035, 9795, 13713, 21105, 22855, 29385, 41139, 43751, 68565, 131253, 205695, 218755, 306257, 393759, 656265, 918771, 1531285, 1968795, 2756313, 4593855, 13781565]

約数ペア:

[(1, 13781565), (3, 4593855), (5, 2756313), (7, 1968795), (9, 1531285), (15, 918771), (21, 656265), (35, 393759), (45, 306257), (63, 218755), (67, 205695), (105, 131253), (201, 68565), (315, 43751), (335, 41139), (469, 29385), (603, 22855), (653, 21105), (1005, 13713), (1407, 9795), (1959, 7035), (2345, 5877), (3015, 4571), (3265, 4221)]