393480458

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{39419}}^1$

素因数の和:39482

約数の個数: 32

約数和(自身を含む): 726589440

約数和(自身を除く): 333108982

約数列:

[1, 2, 7, 14, 23, 31, 46, 62, 161, 217, 322, 434, 713, 1426, 4991, 9982, 39419, 78838, 275933, 551866, 906637, 1221989, 1813274, 2443978, 6346459, 8553923, 12692918, 17107846, 28105747, 56211494, 196740229, 393480458]

約数ペア:

[(1, 393480458), (2, 196740229), (7, 56211494), (14, 28105747), (23, 17107846), (31, 12692918), (46, 8553923), (62, 6346459), (161, 2443978), (217, 1813274), (322, 1221989), (434, 906637), (713, 551866), (1426, 275933), (4991, 78838), (9982, 39419)]