28820372

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{317}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 61544448

約数和(自身を除く): 32724076

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 191, 238, 317, 382, 476, 634, 764, 1268, 1337, 2219, 2674, 3247, 4438, 5348, 5389, 6494, 8876, 10778, 12988, 21556, 22729, 37723, 45458, 60547, 75446, 90916, 121094, 150892, 242188, 423829, 847658, 1029299, 1695316, 2058598, 4117196, 7205093, 14410186, 28820372]

約数ペア:

[(1, 28820372), (2, 14410186), (4, 7205093), (7, 4117196), (14, 2058598), (17, 1695316), (28, 1029299), (34, 847658), (68, 423829), (119, 242188), (191, 150892), (238, 121094), (317, 90916), (382, 75446), (476, 60547), (634, 45458), (764, 37723), (1268, 22729), (1337, 21556), (2219, 12988), (2674, 10778), (3247, 8876), (4438, 6494), (5348, 5389)]