212803998

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:461

約数の個数: 64

約数和(自身を含む): 473831424

約数和(自身を除く): 261027426

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 131, 151, 163, 262, 302, 326, 393, 453, 489, 786, 906, 978, 1441, 1661, 1793, 2882, 3322, 3586, 4323, 4983, 5379, 8646, 9966, 10758, 19781, 21353, 24613, 39562, 42706, 49226, 59343, 64059, 73839, 118686, 128118, 147678, 217591, 234883, 270743, 435182, 469766, 541486, 652773, 704649, 812229, 1305546, 1409298, 1624458, 3224303, 6448606, 9672909, 19345818, 35467333, 70934666, 106401999, 212803998]

約数ペア:

[(1, 212803998), (2, 106401999), (3, 70934666), (6, 35467333), (11, 19345818), (22, 9672909), (33, 6448606), (66, 3224303), (131, 1624458), (151, 1409298), (163, 1305546), (262, 812229), (302, 704649), (326, 652773), (393, 541486), (453, 469766), (489, 435182), (786, 270743), (906, 234883), (978, 217591), (1441, 147678), (1661, 128118), (1793, 118686), (2882, 73839), (3322, 64059), (3586, 59343), (4323, 49226), (4983, 42706), (5379, 39562), (8646, 24613), (9966, 21353), (10758, 19781)]