31443678

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1531}}^1$

素因数の和:1709

約数の個数: 48

約数和(自身を含む): 78389376

約数和(自身を除く): 46945698

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 163, 326, 489, 978, 1141, 1467, 1531, 2282, 2934, 3062, 3423, 4593, 6846, 9186, 10269, 10717, 13779, 20538, 21434, 27558, 32151, 64302, 96453, 192906, 249553, 499106, 748659, 1497318, 1746871, 2245977, 3493742, 4491954, 5240613, 10481226, 15721839, 31443678]

約数ペア:

[(1, 31443678), (2, 15721839), (3, 10481226), (6, 5240613), (7, 4491954), (9, 3493742), (14, 2245977), (18, 1746871), (21, 1497318), (42, 748659), (63, 499106), (126, 249553), (163, 192906), (326, 96453), (489, 64302), (978, 32151), (1141, 27558), (1467, 21434), (1531, 20538), (2282, 13779), (2934, 10717), (3062, 10269), (3423, 9186), (4593, 6846)]