25347426

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 32713374

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 71, 78, 138, 142, 199, 213, 299, 398, 426, 597, 598, 897, 923, 1194, 1633, 1794, 1846, 2587, 2769, 3266, 4577, 4899, 5174, 5538, 7761, 9154, 9798, 13731, 14129, 15522, 21229, 27462, 28258, 42387, 42458, 59501, 63687, 84774, 119002, 127374, 178503, 183677, 324967, 357006, 367354, 551031, 649934, 974901, 1102062, 1949802, 4224571, 8449142, 12673713, 25347426]

約数ペア:

[(1, 25347426), (2, 12673713), (3, 8449142), (6, 4224571), (13, 1949802), (23, 1102062), (26, 974901), (39, 649934), (46, 551031), (69, 367354), (71, 357006), (78, 324967), (138, 183677), (142, 178503), (199, 127374), (213, 119002), (299, 84774), (398, 63687), (426, 59501), (597, 42458), (598, 42387), (897, 28258), (923, 27462), (1194, 21229), (1633, 15522), (1794, 14129), (1846, 13731), (2587, 9798), (2769, 9154), (3266, 7761), (4577, 5538), (4899, 5174)]