1128222305

素因数分解:

$5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{821}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 1619274240

約数和(自身を除く): 491051935

約数列:

[1, 5, 7, 35, 49, 71, 79, 245, 355, 395, 497, 553, 821, 2485, 2765, 3479, 3871, 4105, 5609, 5747, 17395, 19355, 28045, 28735, 39263, 40229, 58291, 64859, 196315, 201145, 274841, 291455, 324295, 408037, 454013, 1374205, 2040185, 2270065, 2856259, 3178091, 4604989, 14281295, 15890455, 23024945, 32234923, 161174615, 225644461, 1128222305]

約数ペア:

[(1, 1128222305), (5, 225644461), (7, 161174615), (35, 32234923), (49, 23024945), (71, 15890455), (79, 14281295), (245, 4604989), (355, 3178091), (395, 2856259), (497, 2270065), (553, 2040185), (821, 1374205), (2485, 454013), (2765, 408037), (3479, 324295), (3871, 291455), (4105, 274841), (5609, 201145), (5747, 196315), (17395, 64859), (19355, 58291), (28045, 40229), (28735, 39263)]