30886263

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 50409216

約数和(自身を除く): 19522953

約数列:

[1, 3, 9, 17, 23, 51, 67, 69, 131, 153, 201, 207, 391, 393, 603, 1139, 1173, 1179, 1541, 2227, 3013, 3417, 3519, 4623, 6681, 8777, 9039, 10251, 13869, 20043, 26197, 26331, 27117, 51221, 78591, 78993, 149209, 153663, 201871, 235773, 447627, 460989, 605613, 1342881, 1816839, 3431807, 10295421, 30886263]

約数ペア:

[(1, 30886263), (3, 10295421), (9, 3431807), (17, 1816839), (23, 1342881), (51, 605613), (67, 460989), (69, 447627), (131, 235773), (153, 201871), (201, 153663), (207, 149209), (391, 78993), (393, 78591), (603, 51221), (1139, 27117), (1173, 26331), (1179, 26197), (1541, 20043), (2227, 13869), (3013, 10251), (3417, 9039), (3519, 8777), (4623, 6681)]