221634392

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{3109}}^1$

素因数の和:3208

約数の個数: 64

約数和(自身を含む): 507552000

約数和(自身を除く): 285917608

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 67, 76, 133, 134, 152, 266, 268, 469, 532, 536, 938, 1064, 1273, 1876, 2546, 3109, 3752, 5092, 6218, 8911, 10184, 12436, 17822, 21763, 24872, 35644, 43526, 59071, 71288, 87052, 118142, 174104, 208303, 236284, 413497, 416606, 472568, 826994, 833212, 1458121, 1653988, 1666424, 2916242, 3307976, 3957757, 5832484, 7915514, 11664968, 15831028, 27704299, 31662056, 55408598, 110817196, 221634392]

約数ペア:

[(1, 221634392), (2, 110817196), (4, 55408598), (7, 31662056), (8, 27704299), (14, 15831028), (19, 11664968), (28, 7915514), (38, 5832484), (56, 3957757), (67, 3307976), (76, 2916242), (133, 1666424), (134, 1653988), (152, 1458121), (266, 833212), (268, 826994), (469, 472568), (532, 416606), (536, 413497), (938, 236284), (1064, 208303), (1273, 174104), (1876, 118142), (2546, 87052), (3109, 71288), (3752, 59071), (5092, 43526), (6218, 35644), (8911, 24872), (10184, 21763), (12436, 17822)]