391145392

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{1123}}^1\times {\mathrm{1979}}^1$

素因数の和:3121

約数の個数: 40

約数和(自身を含む): 827893440

約数和(自身を除く): 436748048

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 1123, 1979, 2246, 3958, 4492, 7916, 8984, 12353, 15832, 17968, 21769, 24706, 31664, 43538, 49412, 87076, 98824, 174152, 197648, 348304, 2222417, 4444834, 8889668, 17779336, 24446587, 35558672, 48893174, 97786348, 195572696, 391145392]

約数ペア:

[(1, 391145392), (2, 195572696), (4, 97786348), (8, 48893174), (11, 35558672), (16, 24446587), (22, 17779336), (44, 8889668), (88, 4444834), (176, 2222417), (1123, 348304), (1979, 197648), (2246, 174152), (3958, 98824), (4492, 87076), (7916, 49412), (8984, 43538), (12353, 31664), (15832, 24706), (17968, 21769)]