245156747

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 291133440

約数和(自身を除く): 45976693

約数列:

[1, 11, 23, 47, 53, 253, 389, 517, 583, 1081, 1219, 2491, 4279, 8947, 11891, 13409, 18283, 20617, 27401, 57293, 98417, 201113, 226787, 420509, 474191, 630223, 968999, 4625599, 5216101, 10658989, 22286977, 245156747]

約数ペア:

[(1, 245156747), (11, 22286977), (23, 10658989), (47, 5216101), (53, 4625599), (253, 968999), (389, 630223), (517, 474191), (583, 420509), (1081, 226787), (1219, 201113), (2491, 98417), (4279, 57293), (8947, 27401), (11891, 20617), (13409, 18283)]