205353148

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{51287}}^1$

素因数の和:51322

約数の個数: 48

約数和(自身を含む): 482517504

約数和(自身を除く): 277164356

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 51287, 102574, 205148, 359009, 564157, 666731, 718018, 1128314, 1333462, 1436036, 2256628, 2666924, 3949099, 4667117, 7334041, 7898198, 9334234, 14668082, 15796396, 18668468, 29336164, 51338287, 102676574, 205353148]

約数ペア:

[(1, 205353148), (2, 102676574), (4, 51338287), (7, 29336164), (11, 18668468), (13, 15796396), (14, 14668082), (22, 9334234), (26, 7898198), (28, 7334041), (44, 4667117), (52, 3949099), (77, 2666924), (91, 2256628), (143, 1436036), (154, 1333462), (182, 1128314), (286, 718018), (308, 666731), (364, 564157), (572, 359009), (1001, 205148), (2002, 102574), (4004, 51287)]