81523428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{31307}}^1$

素因数の和:31352

約数の個数: 48

約数和(自身を含む): 224415744

約数和(自身を除く): 142892316

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 31307, 62614, 93921, 125228, 187842, 219149, 375684, 438298, 657447, 876596, 970517, 1314894, 1941034, 2629788, 2911551, 3882068, 5823102, 6793619, 11646204, 13587238, 20380857, 27174476, 40761714, 81523428]

約数ペア:

[(1, 81523428), (2, 40761714), (3, 27174476), (4, 20380857), (6, 13587238), (7, 11646204), (12, 6793619), (14, 5823102), (21, 3882068), (28, 2911551), (31, 2629788), (42, 1941034), (62, 1314894), (84, 970517), (93, 876596), (124, 657447), (186, 438298), (217, 375684), (372, 219149), (434, 187842), (651, 125228), (868, 93921), (1302, 62614), (2604, 31307)]