27811938

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1627}}^1$

素因数の和:1687

約数の個数: 64

約数和(自身を含む): 71267328

約数和(自身を除く): 43455390

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 37, 42, 66, 74, 77, 111, 154, 222, 231, 259, 407, 462, 518, 777, 814, 1221, 1554, 1627, 2442, 2849, 3254, 4881, 5698, 8547, 9762, 11389, 17094, 17897, 22778, 34167, 35794, 53691, 60199, 68334, 107382, 120398, 125279, 180597, 250558, 361194, 375837, 421393, 662189, 751674, 842786, 1264179, 1324378, 1986567, 2528358, 3973134, 4635323, 9270646, 13905969, 27811938]

約数ペア:

[(1, 27811938), (2, 13905969), (3, 9270646), (6, 4635323), (7, 3973134), (11, 2528358), (14, 1986567), (21, 1324378), (22, 1264179), (33, 842786), (37, 751674), (42, 662189), (66, 421393), (74, 375837), (77, 361194), (111, 250558), (154, 180597), (222, 125279), (231, 120398), (259, 107382), (407, 68334), (462, 60199), (518, 53691), (777, 35794), (814, 34167), (1221, 22778), (1554, 17897), (1627, 17094), (2442, 11389), (2849, 9762), (3254, 8547), (4881, 5698)]