28101348

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2447}}^1$

素因数の和:2497

約数の個数: 72

約数和(自身を含む): 80196480

約数和(自身を除く): 52095132

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, 2447, 2871, 3828, 4894, 5742, 7341, 9788, 11484, 14682, 22023, 26917, 29364, 44046, 53834, 70963, 80751, 88092, 107668, 141926, 161502, 212889, 242253, 283852, 323004, 425778, 484506, 638667, 780593, 851556, 969012, 1277334, 1561186, 2341779, 2554668, 3122372, 4683558, 7025337, 9367116, 14050674, 28101348]

約数ペア:

[(1, 28101348), (2, 14050674), (3, 9367116), (4, 7025337), (6, 4683558), (9, 3122372), (11, 2554668), (12, 2341779), (18, 1561186), (22, 1277334), (29, 969012), (33, 851556), (36, 780593), (44, 638667), (58, 484506), (66, 425778), (87, 323004), (99, 283852), (116, 242253), (132, 212889), (174, 161502), (198, 141926), (261, 107668), (319, 88092), (348, 80751), (396, 70963), (522, 53834), (638, 44046), (957, 29364), (1044, 26917), (1276, 22023), (1914, 14682), (2447, 11484), (2871, 9788), (3828, 7341), (4894, 5742)]