31171452

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{947}}^1$

素因数の和:1178

約数の個数: 48

約数和(自身を含む): 78782592

約数和(自身を除く): 47611140

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 211, 422, 633, 844, 947, 1266, 1894, 2532, 2743, 2841, 3788, 5486, 5682, 8229, 10972, 11364, 12311, 16458, 24622, 32916, 36933, 49244, 73866, 147732, 199817, 399634, 599451, 799268, 1198902, 2397804, 2597621, 5195242, 7792863, 10390484, 15585726, 31171452]

約数ペア:

[(1, 31171452), (2, 15585726), (3, 10390484), (4, 7792863), (6, 5195242), (12, 2597621), (13, 2397804), (26, 1198902), (39, 799268), (52, 599451), (78, 399634), (156, 199817), (211, 147732), (422, 73866), (633, 49244), (844, 36933), (947, 32916), (1266, 24622), (1894, 16458), (2532, 12311), (2743, 11364), (2841, 10972), (3788, 8229), (5486, 5682)]