15871842

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 40704000

約数和(自身を除く): 24832158

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 199, 211, 378, 398, 422, 597, 633, 1194, 1266, 1393, 1477, 1791, 1899, 2786, 2954, 3582, 3798, 4179, 4431, 5373, 5697, 8358, 8862, 10746, 11394, 12537, 13293, 25074, 26586, 37611, 39879, 41989, 75222, 79758, 83978, 125967, 251934, 293923, 377901, 587846, 755802, 881769, 1133703, 1763538, 2267406, 2645307, 5290614, 7935921, 15871842]

約数ペア:

[(1, 15871842), (2, 7935921), (3, 5290614), (6, 2645307), (7, 2267406), (9, 1763538), (14, 1133703), (18, 881769), (21, 755802), (27, 587846), (42, 377901), (54, 293923), (63, 251934), (126, 125967), (189, 83978), (199, 79758), (211, 75222), (378, 41989), (398, 39879), (422, 37611), (597, 26586), (633, 25074), (1194, 13293), (1266, 12537), (1393, 11394), (1477, 10746), (1791, 8862), (1899, 8358), (2786, 5697), (2954, 5373), (3582, 4431), (3798, 4179)]