2017419145

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1213}}^1$

素因数の和:1346

約数の個数: 64

約数和(自身を含む): 3034805760

約数和(自身を除く): 1017386615

約数列:

[1, 5, 7, 19, 35, 41, 61, 95, 133, 205, 287, 305, 427, 665, 779, 1159, 1213, 1435, 2135, 2501, 3895, 5453, 5795, 6065, 8113, 8491, 12505, 17507, 23047, 27265, 40565, 42455, 47519, 49733, 73993, 87535, 115235, 161329, 237595, 248665, 332633, 348131, 369965, 517951, 806645, 944927, 1405867, 1663165, 1740655, 2589755, 3033713, 4724635, 6614489, 7029335, 9841069, 15168565, 21235991, 33072445, 49205345, 57640547, 106179955, 288202735, 403483829, 2017419145]

約数ペア:

[(1, 2017419145), (5, 403483829), (7, 288202735), (19, 106179955), (35, 57640547), (41, 49205345), (61, 33072445), (95, 21235991), (133, 15168565), (205, 9841069), (287, 7029335), (305, 6614489), (427, 4724635), (665, 3033713), (779, 2589755), (1159, 1740655), (1213, 1663165), (1435, 1405867), (2135, 944927), (2501, 806645), (3895, 517951), (5453, 369965), (5795, 348131), (6065, 332633), (8113, 248665), (8491, 237595), (12505, 161329), (17507, 115235), (23047, 87535), (27265, 73993), (40565, 49733), (42455, 47519)]