397241068

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{457651}}^1$

素因数の和:457693

約数の個数: 24

約数和(自身を含む): 820112384

約数和(自身を除く): 422871316

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 457651, 915302, 1830604, 3203557, 6407114, 12814228, 14187181, 28374362, 56748724, 99310267, 198620534, 397241068]

約数ペア:

[(1, 397241068), (2, 198620534), (4, 99310267), (7, 56748724), (14, 28374362), (28, 14187181), (31, 12814228), (62, 6407114), (124, 3203557), (217, 1830604), (434, 915302), (868, 457651)]