61871271

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{461}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 106178688

約数和(自身を除く): 44307417

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 83, 147, 231, 249, 461, 539, 581, 913, 1383, 1617, 1743, 2739, 3227, 4067, 5071, 6391, 9681, 12201, 15213, 19173, 22589, 35497, 38263, 44737, 67767, 106491, 114789, 134211, 248479, 267841, 420893, 745437, 803523, 1262679, 1874887, 2946251, 5624661, 8838753, 20623757, 61871271]

約数ペア:

[(1, 61871271), (3, 20623757), (7, 8838753), (11, 5624661), (21, 2946251), (33, 1874887), (49, 1262679), (77, 803523), (83, 745437), (147, 420893), (231, 267841), (249, 248479), (461, 134211), (539, 114789), (581, 106491), (913, 67767), (1383, 44737), (1617, 38263), (1743, 35497), (2739, 22589), (3227, 19173), (4067, 15213), (5071, 12201), (6391, 9681)]