199890717

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{1151}}^1$

素因数の和:1301

約数の個数: 32

約数和(自身を含む): 295981056

約数和(自身を除く): 96090339

約数列:

[1, 3, 13, 39, 61, 73, 183, 219, 793, 949, 1151, 2379, 2847, 3453, 4453, 13359, 14963, 44889, 57889, 70211, 84023, 173667, 210633, 252069, 912743, 1092299, 2738229, 3276897, 5125403, 15376209, 66630239, 199890717]

約数ペア:

[(1, 199890717), (3, 66630239), (13, 15376209), (39, 5125403), (61, 3276897), (73, 2738229), (183, 1092299), (219, 912743), (793, 252069), (949, 210633), (1151, 173667), (2379, 84023), (2847, 70211), (3453, 57889), (4453, 44889), (13359, 14963)]