197409465

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 390604032

約数和(自身を除く): 193194567

約数列:

[1, 3, 5, 9, 11, 15, 33, 41, 45, 55, 71, 99, 123, 137, 165, 205, 213, 355, 369, 411, 451, 495, 615, 639, 685, 781, 1065, 1233, 1353, 1507, 1845, 2055, 2255, 2343, 2911, 3195, 3905, 4059, 4521, 5617, 6165, 6765, 7029, 7535, 8733, 9727, 11715, 13563, 14555, 16851, 20295, 22605, 26199, 28085, 29181, 32021, 35145, 43665, 48635, 50553, 61787, 67815, 84255, 87543, 96063, 106997, 130995, 145905, 160105, 185361, 252765, 288189, 308935, 320991, 398807, 437715, 480315, 534985, 556083, 926805, 962973, 1196421, 1440945, 1604955, 1994035, 2780415, 3589263, 4386877, 4814865, 5982105, 13160631, 17946315, 21934385, 39481893, 65803155, 197409465]

約数ペア:

[(1, 197409465), (3, 65803155), (5, 39481893), (9, 21934385), (11, 17946315), (15, 13160631), (33, 5982105), (41, 4814865), (45, 4386877), (55, 3589263), (71, 2780415), (99, 1994035), (123, 1604955), (137, 1440945), (165, 1196421), (205, 962973), (213, 926805), (355, 556083), (369, 534985), (411, 480315), (451, 437715), (495, 398807), (615, 320991), (639, 308935), (685, 288189), (781, 252765), (1065, 185361), (1233, 160105), (1353, 145905), (1507, 130995), (1845, 106997), (2055, 96063), (2255, 87543), (2343, 84255), (2911, 67815), (3195, 61787), (3905, 50553), (4059, 48635), (4521, 43665), (5617, 35145), (6165, 32021), (6765, 29181), (7029, 28085), (7535, 26199), (8733, 22605), (9727, 20295), (11715, 16851), (13563, 14555)]