31570214

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:213

約数の個数: 48

約数和(自身を含む): 55655424

約数和(自身を除く): 24085210

約数列:

[1, 2, 13, 23, 26, 31, 46, 62, 131, 169, 262, 299, 338, 403, 598, 713, 806, 1426, 1703, 3013, 3406, 3887, 4061, 5239, 6026, 7774, 8122, 9269, 10478, 18538, 22139, 39169, 44278, 52793, 78338, 93403, 105586, 120497, 186806, 240994, 509197, 686309, 1018394, 1214239, 1372618, 2428478, 15785107, 31570214]

約数ペア:

[(1, 31570214), (2, 15785107), (13, 2428478), (23, 1372618), (26, 1214239), (31, 1018394), (46, 686309), (62, 509197), (131, 240994), (169, 186806), (262, 120497), (299, 105586), (338, 93403), (403, 78338), (598, 52793), (713, 44278), (806, 39169), (1426, 22139), (1703, 18538), (3013, 10478), (3406, 9269), (3887, 8122), (4061, 7774), (5239, 6026)]