221660136

素因数分解:

$2^3\times 3^2\times {\mathrm{157}}^1\times {\mathrm{19609}}^1$

素因数の和:19778

約数の個数: 48

約数和(自身を含む): 604184100

約数和(自身を除く): 382523964

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 157, 314, 471, 628, 942, 1256, 1413, 1884, 2826, 3768, 5652, 11304, 19609, 39218, 58827, 78436, 117654, 156872, 176481, 235308, 352962, 470616, 705924, 1411848, 3078613, 6157226, 9235839, 12314452, 18471678, 24628904, 27707517, 36943356, 55415034, 73886712, 110830068, 221660136]

約数ペア:

[(1, 221660136), (2, 110830068), (3, 73886712), (4, 55415034), (6, 36943356), (8, 27707517), (9, 24628904), (12, 18471678), (18, 12314452), (24, 9235839), (36, 6157226), (72, 3078613), (157, 1411848), (314, 705924), (471, 470616), (628, 352962), (942, 235308), (1256, 176481), (1413, 156872), (1884, 117654), (2826, 78436), (3768, 58827), (5652, 39218), (11304, 19609)]