28586488

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:500

約数の個数: 64

約数和(自身を含む): 65606400

約数和(自身を除く): 37019912

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 67, 76, 133, 134, 152, 266, 268, 401, 469, 532, 536, 802, 938, 1064, 1273, 1604, 1876, 2546, 2807, 3208, 3752, 5092, 5614, 7619, 8911, 10184, 11228, 15238, 17822, 22456, 26867, 30476, 35644, 53333, 53734, 60952, 71288, 106666, 107468, 188069, 213332, 214936, 376138, 426664, 510473, 752276, 1020946, 1504552, 2041892, 3573311, 4083784, 7146622, 14293244, 28586488]

約数ペア:

[(1, 28586488), (2, 14293244), (4, 7146622), (7, 4083784), (8, 3573311), (14, 2041892), (19, 1504552), (28, 1020946), (38, 752276), (56, 510473), (67, 426664), (76, 376138), (133, 214936), (134, 213332), (152, 188069), (266, 107468), (268, 106666), (401, 71288), (469, 60952), (532, 53734), (536, 53333), (802, 35644), (938, 30476), (1064, 26867), (1273, 22456), (1604, 17822), (1876, 15238), (2546, 11228), (2807, 10184), (3208, 8911), (3752, 7619), (5092, 5614)]