221115691839

素因数分解:

$3^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{953}}^1\times {\mathrm{39041}}^1$

素因数の和:40287

約数の個数: 32

約数和(自身を含む): 338492265984

約数和(自身を除く): 117376574145

約数列:

[1, 3, 7, 21, 283, 849, 953, 1981, 2859, 5943, 6671, 20013, 39041, 117123, 269699, 273287, 809097, 819861, 1887893, 5663679, 11048603, 33145809, 37206073, 77340221, 111618219, 232020663, 260442511, 781327533, 10529318659, 31587955977, 73705230613, 221115691839]

約数ペア:

[(1, 221115691839), (3, 73705230613), (7, 31587955977), (21, 10529318659), (283, 781327533), (849, 260442511), (953, 232020663), (1981, 111618219), (2859, 77340221), (5943, 37206073), (6671, 33145809), (20013, 11048603), (39041, 5663679), (117123, 1887893), (269699, 819861), (273287, 809097)]