70331331

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{491}}^1$

素因数の和:879

約数の個数: 32

約数和(自身を含む): 113356800

約数和(自身を除く): 43025469

約数列:

[1, 3, 7, 19, 21, 57, 133, 359, 399, 491, 1077, 1473, 2513, 3437, 6821, 7539, 9329, 10311, 20463, 27987, 47747, 65303, 143241, 176269, 195909, 528807, 1233883, 3349111, 3701649, 10047333, 23443777, 70331331]

約数ペア:

[(1, 70331331), (3, 23443777), (7, 10047333), (19, 3701649), (21, 3349111), (57, 1233883), (133, 528807), (359, 195909), (399, 176269), (491, 143241), (1077, 65303), (1473, 47747), (2513, 27987), (3437, 20463), (6821, 10311), (7539, 9329)]