313640558

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1213}}^1$

素因数の和:1329

約数の個数: 64

約数和(自身を含む): 620946432

約数和(自身を除く): 307305874

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 73, 77, 146, 154, 161, 253, 322, 506, 511, 803, 1022, 1213, 1606, 1679, 1771, 2426, 3358, 3542, 5621, 8491, 11242, 11753, 13343, 16982, 18469, 23506, 26686, 27899, 36938, 55798, 88549, 93401, 129283, 177098, 186802, 195293, 258566, 306889, 390586, 613778, 619843, 974039, 1239686, 1948078, 2036627, 2148223, 4073254, 4296446, 6818273, 13636546, 14256389, 22402897, 28512778, 44805794, 156820279, 313640558]

約数ペア:

[(1, 313640558), (2, 156820279), (7, 44805794), (11, 28512778), (14, 22402897), (22, 14256389), (23, 13636546), (46, 6818273), (73, 4296446), (77, 4073254), (146, 2148223), (154, 2036627), (161, 1948078), (253, 1239686), (322, 974039), (506, 619843), (511, 613778), (803, 390586), (1022, 306889), (1213, 258566), (1606, 195293), (1679, 186802), (1771, 177098), (2426, 129283), (3358, 93401), (3542, 88549), (5621, 55798), (8491, 36938), (11242, 27899), (11753, 26686), (13343, 23506), (16982, 18469)]