81215388

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{38237}}^1$

素因数の和:38306

約数の個数: 36

約数和(自身を含む): 208779480

約数和(自身を除く): 127564092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 118, 177, 236, 354, 531, 708, 1062, 2124, 38237, 76474, 114711, 152948, 229422, 344133, 458844, 688266, 1376532, 2255983, 4511966, 6767949, 9023932, 13535898, 20303847, 27071796, 40607694, 81215388]

約数ペア:

[(1, 81215388), (2, 40607694), (3, 27071796), (4, 20303847), (6, 13535898), (9, 9023932), (12, 6767949), (18, 4511966), (36, 2255983), (59, 1376532), (118, 688266), (177, 458844), (236, 344133), (354, 229422), (531, 152948), (708, 114711), (1062, 76474), (2124, 38237)]