221420056

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193549}}^1$

素因数の和:193579

約数の個数: 32

約数和(自身を含む): 487746000

約数和(自身を除く): 266325944

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 193549, 387098, 774196, 1548392, 2129039, 2516137, 4258078, 5032274, 8516156, 10064548, 17032312, 20129096, 27677507, 55355014, 110710028, 221420056]

約数ペア:

[(1, 221420056), (2, 110710028), (4, 55355014), (8, 27677507), (11, 20129096), (13, 17032312), (22, 10064548), (26, 8516156), (44, 5032274), (52, 4258078), (88, 2516137), (104, 2129039), (143, 1548392), (286, 774196), (572, 387098), (1144, 193549)]