638460468

素因数分解:

$2^2\times 3^4\times {\mathrm{419}}^1\times {\mathrm{4703}}^1$

素因数の和:5138

約数の個数: 60

約数和(自身を含む): 1673400960

約数和(自身を除く): 1034940492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 419, 838, 1257, 1676, 2514, 3771, 4703, 5028, 7542, 9406, 11313, 14109, 15084, 18812, 22626, 28218, 33939, 42327, 45252, 56436, 67878, 84654, 126981, 135756, 169308, 253962, 380943, 507924, 761886, 1523772, 1970557, 3941114, 5911671, 7882228, 11823342, 17735013, 23646684, 35470026, 53205039, 70940052, 106410078, 159615117, 212820156, 319230234, 638460468]

約数ペア:

[(1, 638460468), (2, 319230234), (3, 212820156), (4, 159615117), (6, 106410078), (9, 70940052), (12, 53205039), (18, 35470026), (27, 23646684), (36, 17735013), (54, 11823342), (81, 7882228), (108, 5911671), (162, 3941114), (324, 1970557), (419, 1523772), (838, 761886), (1257, 507924), (1676, 380943), (2514, 253962), (3771, 169308), (4703, 135756), (5028, 126981), (7542, 84654), (9406, 67878), (11313, 56436), (14109, 45252), (15084, 42327), (18812, 33939), (22626, 28218)]