988405716

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{21613}}^1$

素因数の和:21760

約数の個数: 48

約数和(自身を含む): 2391718784

約数和(自身を除く): 1403313068

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 103, 111, 148, 206, 222, 309, 412, 444, 618, 1236, 3811, 7622, 11433, 15244, 21613, 22866, 43226, 45732, 64839, 86452, 129678, 259356, 799681, 1599362, 2226139, 2399043, 3198724, 4452278, 4798086, 6678417, 8904556, 9596172, 13356834, 26713668, 82367143, 164734286, 247101429, 329468572, 494202858, 988405716]

約数ペア:

[(1, 988405716), (2, 494202858), (3, 329468572), (4, 247101429), (6, 164734286), (12, 82367143), (37, 26713668), (74, 13356834), (103, 9596172), (111, 8904556), (148, 6678417), (206, 4798086), (222, 4452278), (309, 3198724), (412, 2399043), (444, 2226139), (618, 1599362), (1236, 799681), (3811, 259356), (7622, 129678), (11433, 86452), (15244, 64839), (21613, 45732), (22866, 43226)]