998889804

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{86981}}^1$

素因数の和:87031

約数の個数: 72

約数和(自身を含む): 2849530320

約数和(自身を除く): 1850640516

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 29, 33, 36, 44, 58, 66, 87, 99, 116, 132, 174, 198, 261, 319, 348, 396, 522, 638, 957, 1044, 1276, 1914, 2871, 3828, 5742, 11484, 86981, 173962, 260943, 347924, 521886, 782829, 956791, 1043772, 1565658, 1913582, 2522449, 2870373, 3131316, 3827164, 5044898, 5740746, 7567347, 8611119, 10089796, 11481492, 15134694, 17222238, 22702041, 27746939, 30269388, 34444476, 45404082, 55493878, 83240817, 90808164, 110987756, 166481634, 249722451, 332963268, 499444902, 998889804]

約数ペア:

[(1, 998889804), (2, 499444902), (3, 332963268), (4, 249722451), (6, 166481634), (9, 110987756), (11, 90808164), (12, 83240817), (18, 55493878), (22, 45404082), (29, 34444476), (33, 30269388), (36, 27746939), (44, 22702041), (58, 17222238), (66, 15134694), (87, 11481492), (99, 10089796), (116, 8611119), (132, 7567347), (174, 5740746), (198, 5044898), (261, 3827164), (319, 3131316), (348, 2870373), (396, 2522449), (522, 1913582), (638, 1565658), (957, 1043772), (1044, 956791), (1276, 782829), (1914, 521886), (2871, 347924), (3828, 260943), (5742, 173962), (11484, 86981)]