28898674

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 55987200

約数和(自身を除く): 27088526

約数列:

[1, 2, 7, 14, 17, 29, 34, 53, 58, 79, 106, 119, 158, 203, 238, 371, 406, 493, 553, 742, 901, 986, 1106, 1343, 1537, 1802, 2291, 2686, 3074, 3451, 4187, 4582, 6307, 6902, 8374, 9401, 10759, 12614, 16037, 18802, 21518, 26129, 29309, 32074, 38947, 52258, 58618, 71179, 77894, 121423, 142358, 182903, 242846, 272629, 365806, 498253, 545258, 849961, 996506, 1699922, 2064191, 4128382, 14449337, 28898674]

約数ペア:

[(1, 28898674), (2, 14449337), (7, 4128382), (14, 2064191), (17, 1699922), (29, 996506), (34, 849961), (53, 545258), (58, 498253), (79, 365806), (106, 272629), (119, 242846), (158, 182903), (203, 142358), (238, 121423), (371, 77894), (406, 71179), (493, 58618), (553, 52258), (742, 38947), (901, 32074), (986, 29309), (1106, 26129), (1343, 21518), (1537, 18802), (1802, 16037), (2291, 12614), (2686, 10759), (3074, 9401), (3451, 8374), (4187, 6902), (4582, 6307)]