28988284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 57859200

約数和(自身を除く): 28870916

約数列:

[1, 2, 4, 13, 26, 29, 47, 52, 58, 94, 116, 188, 377, 409, 611, 754, 818, 1222, 1363, 1508, 1636, 2444, 2726, 5317, 5452, 10634, 11861, 17719, 19223, 21268, 23722, 35438, 38446, 47444, 70876, 76892, 154193, 249899, 308386, 499798, 557467, 616772, 999596, 1114934, 2229868, 7247071, 14494142, 28988284]

約数ペア:

[(1, 28988284), (2, 14494142), (4, 7247071), (13, 2229868), (26, 1114934), (29, 999596), (47, 616772), (52, 557467), (58, 499798), (94, 308386), (116, 249899), (188, 154193), (377, 76892), (409, 70876), (611, 47444), (754, 38446), (818, 35438), (1222, 23722), (1363, 21268), (1508, 19223), (1636, 17719), (2444, 11861), (2726, 10634), (5317, 5452)]