64703457

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 115897600

約数和(自身を除く): 51194143

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 199, 273, 397, 597, 819, 1191, 1393, 1791, 2587, 2779, 3573, 4179, 5161, 7761, 8337, 12537, 15483, 18109, 23283, 25011, 36127, 46449, 54327, 79003, 108381, 162981, 237009, 325143, 553021, 711027, 1027039, 1659063, 3081117, 4977189, 7189273, 9243351, 21567819, 64703457]

約数ペア:

[(1, 64703457), (3, 21567819), (7, 9243351), (9, 7189273), (13, 4977189), (21, 3081117), (39, 1659063), (63, 1027039), (91, 711027), (117, 553021), (199, 325143), (273, 237009), (397, 162981), (597, 108381), (819, 79003), (1191, 54327), (1393, 46449), (1791, 36127), (2587, 25011), (2779, 23283), (3573, 18109), (4179, 15483), (5161, 12537), (7761, 8337)]