25855011

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{619}}^1$

素因数の和:665

約数の個数: 64

約数和(自身を含む): 49996800

約数和(自身を除く): 24141789

約数列:

[1, 3, 7, 9, 13, 17, 21, 27, 39, 51, 63, 91, 117, 119, 153, 189, 221, 273, 351, 357, 459, 619, 663, 819, 1071, 1547, 1857, 1989, 2457, 3213, 4333, 4641, 5571, 5967, 8047, 10523, 12999, 13923, 16713, 24141, 31569, 38997, 41769, 56329, 72423, 73661, 94707, 116991, 136799, 168987, 217269, 220983, 284121, 410397, 506961, 662949, 957593, 1231191, 1520883, 1988847, 2872779, 3693573, 8618337, 25855011]

約数ペア:

[(1, 25855011), (3, 8618337), (7, 3693573), (9, 2872779), (13, 1988847), (17, 1520883), (21, 1231191), (27, 957593), (39, 662949), (51, 506961), (63, 410397), (91, 284121), (117, 220983), (119, 217269), (153, 168987), (189, 136799), (221, 116991), (273, 94707), (351, 73661), (357, 72423), (459, 56329), (619, 41769), (663, 38997), (819, 31569), (1071, 24141), (1547, 16713), (1857, 13923), (1989, 12999), (2457, 10523), (3213, 8047), (4333, 5967), (4641, 5571)]