81808076

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{227}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 167822592

約数和(自身を除く): 86014516

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 211, 227, 244, 422, 427, 454, 844, 854, 908, 1477, 1589, 1708, 2954, 3178, 5908, 6356, 12871, 13847, 25742, 27694, 47897, 51484, 55388, 90097, 95794, 96929, 180194, 191588, 193858, 335279, 360388, 387716, 670558, 1341116, 2921717, 5843434, 11686868, 20452019, 40904038, 81808076]

約数ペア:

[(1, 81808076), (2, 40904038), (4, 20452019), (7, 11686868), (14, 5843434), (28, 2921717), (61, 1341116), (122, 670558), (211, 387716), (227, 360388), (244, 335279), (422, 193858), (427, 191588), (454, 180194), (844, 96929), (854, 95794), (908, 90097), (1477, 55388), (1589, 51484), (1708, 47897), (2954, 27694), (3178, 25742), (5908, 13847), (6356, 12871)]