390733672

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{225077}}^1$

素因数の和:225121

約数の個数: 32

約数和(自身を含む): 864299520

約数和(自身を除く): 473565848

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 225077, 450154, 900308, 1575539, 1800616, 3151078, 6302156, 6977387, 12604312, 13954774, 27909548, 48841709, 55819096, 97683418, 195366836, 390733672]

約数ペア:

[(1, 390733672), (2, 195366836), (4, 97683418), (7, 55819096), (8, 48841709), (14, 27909548), (28, 13954774), (31, 12604312), (56, 6977387), (62, 6302156), (124, 3151078), (217, 1800616), (248, 1575539), (434, 900308), (868, 450154), (1736, 225077)]