247121446

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 453289536

約数和(自身を除く): 206168090

約数列:

[1, 2, 11, 13, 22, 26, 37, 74, 121, 143, 193, 242, 286, 386, 407, 481, 814, 962, 1331, 1573, 2123, 2509, 2662, 3146, 4246, 4477, 5018, 5291, 7141, 8954, 10582, 14282, 17303, 23353, 27599, 34606, 46706, 49247, 55198, 58201, 78551, 92833, 98494, 116402, 157102, 185666, 256883, 303589, 513766, 607178, 640211, 864061, 1021163, 1280422, 1728122, 2042326, 3339479, 6678958, 9504671, 11232793, 19009342, 22465586, 123560723, 247121446]

約数ペア:

[(1, 247121446), (2, 123560723), (11, 22465586), (13, 19009342), (22, 11232793), (26, 9504671), (37, 6678958), (74, 3339479), (121, 2042326), (143, 1728122), (193, 1280422), (242, 1021163), (286, 864061), (386, 640211), (407, 607178), (481, 513766), (814, 303589), (962, 256883), (1331, 185666), (1573, 157102), (2123, 116402), (2509, 98494), (2662, 92833), (3146, 78551), (4246, 58201), (4477, 55198), (5018, 49247), (5291, 46706), (7141, 34606), (8954, 27599), (10582, 23353), (14282, 17303)]