47784278

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 77760000

約数和(自身を除く): 29975722

約数列:

[1, 2, 19, 38, 71, 89, 142, 178, 199, 398, 1349, 1691, 2698, 3382, 3781, 6319, 7562, 12638, 14129, 17711, 28258, 35422, 120061, 240122, 268451, 336509, 536902, 673018, 1257481, 2514962, 23892139, 47784278]

約数ペア:

[(1, 47784278), (2, 23892139), (19, 2514962), (38, 1257481), (71, 673018), (89, 536902), (142, 336509), (178, 268451), (199, 240122), (398, 120061), (1349, 35422), (1691, 28258), (2698, 17711), (3382, 14129), (3781, 12638), (6319, 7562)]