1262252558

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1999}}^1$

素因数の和:2121

約数の個数: 64

約数和(自身を含む): 2363904000

約数和(自身を除く): 1101651442

約数列:

[1, 2, 7, 14, 23, 37, 46, 53, 74, 106, 161, 259, 322, 371, 518, 742, 851, 1219, 1702, 1961, 1999, 2438, 3922, 3998, 5957, 8533, 11914, 13727, 13993, 17066, 27454, 27986, 45103, 45977, 73963, 90206, 91954, 105947, 147926, 211894, 315721, 321839, 517741, 631442, 643678, 741629, 1035482, 1483258, 1701149, 2436781, 3402298, 3920039, 4873562, 7840078, 11908043, 17057467, 23816086, 27440273, 34114934, 54880546, 90160897, 180321794, 631126279, 1262252558]

約数ペア:

[(1, 1262252558), (2, 631126279), (7, 180321794), (14, 90160897), (23, 54880546), (37, 34114934), (46, 27440273), (53, 23816086), (74, 17057467), (106, 11908043), (161, 7840078), (259, 4873562), (322, 3920039), (371, 3402298), (518, 2436781), (742, 1701149), (851, 1483258), (1219, 1035482), (1702, 741629), (1961, 643678), (1999, 631442), (2438, 517741), (3922, 321839), (3998, 315721), (5957, 211894), (8533, 147926), (11914, 105947), (13727, 91954), (13993, 90206), (17066, 73963), (27454, 45977), (27986, 45103)]