2019471231

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 3010867200

約数和(自身を除く): 991395969

約数列:

[1, 3, 23, 29, 47, 69, 87, 109, 141, 197, 327, 591, 667, 1081, 1363, 2001, 2507, 3161, 3243, 4089, 4531, 5123, 5713, 7521, 9259, 9483, 13593, 15369, 17139, 21473, 27777, 31349, 64419, 72703, 94047, 117829, 131399, 148567, 212957, 218109, 268511, 353487, 394197, 445701, 493879, 622717, 638871, 805533, 1009231, 1481637, 1868151, 3027693, 3417041, 6175753, 10251123, 14322491, 18527259, 23212313, 29267699, 42967473, 69636939, 87803097, 673157077, 2019471231]

約数ペア:

[(1, 2019471231), (3, 673157077), (23, 87803097), (29, 69636939), (47, 42967473), (69, 29267699), (87, 23212313), (109, 18527259), (141, 14322491), (197, 10251123), (327, 6175753), (591, 3417041), (667, 3027693), (1081, 1868151), (1363, 1481637), (2001, 1009231), (2507, 805533), (3161, 638871), (3243, 622717), (4089, 493879), (4531, 445701), (5123, 394197), (5713, 353487), (7521, 268511), (9259, 218109), (9483, 212957), (13593, 148567), (15369, 131399), (17139, 117829), (21473, 94047), (27777, 72703), (31349, 64419)]