315825448

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{28463}}^1$

素因数の和:28561

約数の個数: 32

約数和(自身を含む): 631900800

約数和(自身を除く): 316075352

約数列:

[1, 2, 4, 8, 19, 38, 73, 76, 146, 152, 292, 584, 1387, 2774, 5548, 11096, 28463, 56926, 113852, 227704, 540797, 1081594, 2077799, 2163188, 4155598, 4326376, 8311196, 16622392, 39478181, 78956362, 157912724, 315825448]

約数ペア:

[(1, 315825448), (2, 157912724), (4, 78956362), (8, 39478181), (19, 16622392), (38, 8311196), (73, 4326376), (76, 4155598), (146, 2163188), (152, 2077799), (292, 1081594), (584, 540797), (1387, 227704), (2774, 113852), (5548, 56926), (11096, 28463)]