663485994

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{3407}}^1$

素因数の和:3795

約数の個数: 48

約数和(自身を含む): 1488614400

約数和(自身を除く): 825128406

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 349, 558, 698, 1047, 2094, 3141, 3407, 6282, 6814, 10221, 10819, 20442, 21638, 30663, 32457, 61326, 64914, 97371, 105617, 194742, 211234, 316851, 633702, 950553, 1189043, 1901106, 2378086, 3567129, 7134258, 10701387, 21402774, 36860333, 73720666, 110580999, 221161998, 331742997, 663485994]

約数ペア:

[(1, 663485994), (2, 331742997), (3, 221161998), (6, 110580999), (9, 73720666), (18, 36860333), (31, 21402774), (62, 10701387), (93, 7134258), (186, 3567129), (279, 2378086), (349, 1901106), (558, 1189043), (698, 950553), (1047, 633702), (2094, 316851), (3141, 211234), (3407, 194742), (6282, 105617), (6814, 97371), (10221, 64914), (10819, 61326), (20442, 32457), (21638, 30663)]