199121505

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{3581}}^1$

素因数の和:3937

約数の個数: 32

約数和(自身を含む): 348686208

約数和(自身を除く): 149564703

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 337, 1011, 1685, 3581, 3707, 5055, 10743, 11121, 17905, 18535, 39391, 53715, 55605, 118173, 196955, 590865, 1206797, 3620391, 6033985, 13274767, 18101955, 39824301, 66373835, 199121505]

約数ペア:

[(1, 199121505), (3, 66373835), (5, 39824301), (11, 18101955), (15, 13274767), (33, 6033985), (55, 3620391), (165, 1206797), (337, 590865), (1011, 196955), (1685, 118173), (3581, 55605), (3707, 53715), (5055, 39391), (10743, 18535), (11121, 17905)]