71394687

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{487}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 127895040

約数和(自身を除く): 56500353

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 179, 273, 487, 537, 819, 1253, 1461, 1611, 2327, 3409, 3759, 4383, 6331, 6981, 10227, 11277, 16289, 18993, 20943, 30681, 44317, 48867, 56979, 87173, 132951, 146601, 261519, 398853, 610211, 784557, 1133249, 1830633, 3399747, 5491899, 7932743, 10199241, 23798229, 71394687]

約数ペア:

[(1, 71394687), (3, 23798229), (7, 10199241), (9, 7932743), (13, 5491899), (21, 3399747), (39, 1830633), (63, 1133249), (91, 784557), (117, 610211), (179, 398853), (273, 261519), (487, 146601), (537, 132951), (819, 87173), (1253, 56979), (1461, 48867), (1611, 44317), (2327, 30681), (3409, 20943), (3759, 18993), (4383, 16289), (6331, 11277), (6981, 10227)]