389622398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:537

約数の個数: 64

約数和(自身を含む): 701395200

約数和(自身を除く): 311772802

約数列:

[1, 2, 11, 19, 22, 38, 43, 53, 86, 106, 209, 409, 418, 473, 583, 817, 818, 946, 1007, 1166, 1634, 2014, 2279, 4499, 4558, 7771, 8987, 8998, 11077, 15542, 17587, 17974, 21677, 22154, 25069, 35174, 43301, 43354, 50138, 85481, 86602, 170962, 193457, 238447, 334153, 386914, 411863, 476311, 476894, 668306, 823726, 932111, 952622, 1864222, 3675683, 4530493, 7351366, 9060986, 10253221, 17710109, 20506442, 35420218, 194811199, 389622398]

約数ペア:

[(1, 389622398), (2, 194811199), (11, 35420218), (19, 20506442), (22, 17710109), (38, 10253221), (43, 9060986), (53, 7351366), (86, 4530493), (106, 3675683), (209, 1864222), (409, 952622), (418, 932111), (473, 823726), (583, 668306), (817, 476894), (818, 476311), (946, 411863), (1007, 386914), (1166, 334153), (1634, 238447), (2014, 193457), (2279, 170962), (4499, 86602), (4558, 85481), (7771, 50138), (8987, 43354), (8998, 43301), (11077, 35174), (15542, 25069), (17587, 22154), (17974, 21677)]