201218108

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{503}}^1$

素因数の和:691

約数の個数: 72

約数和(自身を含む): 444824352

約数和(自身を除く): 243606244

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 157, 182, 196, 314, 364, 503, 628, 637, 1006, 1099, 1274, 2012, 2041, 2198, 2548, 3521, 4082, 4396, 6539, 7042, 7693, 8164, 13078, 14084, 14287, 15386, 24647, 26156, 28574, 30772, 45773, 49294, 57148, 78971, 91546, 98588, 100009, 157942, 183092, 200018, 315884, 320411, 400036, 552797, 640822, 1026623, 1105594, 1281644, 2053246, 2211188, 3869579, 4106492, 7186361, 7739158, 14372722, 15478316, 28745444, 50304527, 100609054, 201218108]

約数ペア:

[(1, 201218108), (2, 100609054), (4, 50304527), (7, 28745444), (13, 15478316), (14, 14372722), (26, 7739158), (28, 7186361), (49, 4106492), (52, 3869579), (91, 2211188), (98, 2053246), (157, 1281644), (182, 1105594), (196, 1026623), (314, 640822), (364, 552797), (503, 400036), (628, 320411), (637, 315884), (1006, 200018), (1099, 183092), (1274, 157942), (2012, 100009), (2041, 98588), (2198, 91546), (2548, 78971), (3521, 57148), (4082, 49294), (4396, 45773), (6539, 30772), (7042, 28574), (7693, 26156), (8164, 24647), (13078, 15386), (14084, 14287)]