42620109

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 66873600

約数和(自身を除く): 24253491

約数列:

[1, 3, 7, 21, 53, 149, 159, 257, 371, 447, 771, 1043, 1113, 1799, 3129, 5397, 7897, 13621, 23691, 38293, 40863, 55279, 95347, 114879, 165837, 268051, 286041, 804153, 2029529, 6088587, 14206703, 42620109]

約数ペア:

[(1, 42620109), (3, 14206703), (7, 6088587), (21, 2029529), (53, 804153), (149, 286041), (159, 268051), (257, 165837), (371, 114879), (447, 95347), (771, 55279), (1043, 40863), (1113, 38293), (1799, 23691), (3129, 13621), (5397, 7897)]